1153042522 has 4 divisors (see below), whose sum is σ = 1729563786. Its totient is φ = 576521260.

The previous prime is 1153042511. The next prime is 1153042529. The reversal of 1153042522 is 2252403511.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 751801561 + 401240961 = 27419^2 + 20031^2 .

It is not an unprimeable number, because it can be changed into a prime (1153042529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 288260629 + ... + 288260632.

Almost surely, 2^1153042522 is an apocalyptic number.

1153042522 is a deficient number, since it is larger than the sum of its proper divisors (576521264).

1153042522 is an equidigital number, since it uses as much as digits as its factorization.

1153042522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 576521263.

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 1153042522 is about 33956.4798234446. The cubic root of 1153042522 is about 1048.6126869424.

The spelling of 1153042522 in words is "one billion, one hundred fifty-three million, forty-two thousand, five hundred twenty-two".