1114572961 has 4 divisors (see below), whose sum is σ = 1114650900. Its totient is φ = 1114495024.

The previous prime is 1114572947. The next prime is 1114572967. The reversal of 1114572961 is 1692754111.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 1692754111 = 2371 ⋅713941.

It can be written as a sum of positive squares in 2 ways, for example, as 996980625 + 117592336 = 31575^2 + 10844^2 .

It is a cyclic number.

It is not a de Polignac number, because 1114572961 - 2⁵ = 1114572929 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1114572961.

It is not an unprimeable number, because it can be changed into a prime (1114572967) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10666 + ... + 48403.

It is an arithmetic number, because the mean of its divisors is an integer number (278662725).

Almost surely, 2^1114572961 is an apocalyptic number.

It is an amenable number.

1114572961 is a deficient number, since it is larger than the sum of its proper divisors (77939).

1114572961 is an equidigital number, since it uses as much as digits as its factorization.

1114572961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77938.

The product of its digits is 15120, while the sum is 37.

The square root of 1114572961 is about 33385.2206971887. The cubic root of 1114572961 is about 1036.8187306816.

The spelling of 1114572961 in words is "one billion, one hundred fourteen million, five hundred seventy-two thousand, nine hundred sixty-one".