1241142913 has 2 divisors, whose sum is σ = 1241142914. Its totient is φ = 1241142912.

The previous prime is 1241142829. The next prime is 1241142937. The reversal of 1241142913 is 3192411421.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 657050689 + 584092224 = 25633^2 + 24168^2 .

It is a cyclic number.

It is not a de Polignac number, because 1241142913 - 2⁹ = 1241142401 is a prime.

It is a super-3 number, since 3×1241142913³ (a number of 28 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (1241142983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 620571456 + 620571457.

It is an arithmetic number, because the mean of its divisors is an integer number (620571457).

Almost surely, 2^1241142913 is an apocalyptic number.

It is an amenable number.

1241142913 is a deficient number, since it is larger than the sum of its proper divisors (1).

1241142913 is an equidigital number, since it uses as much as digits as its factorization.

1241142913 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1728, while the sum is 28.

The square root of 1241142913 is about 35229.8582597205. The cubic root of 1241142913 is about 1074.6670432343.

The spelling of 1241142913 in words is "one billion, two hundred forty-one million, one hundred forty-two thousand, nine hundred thirteen".