1045965931 has 2 divisors, whose sum is σ = 1045965932. Its totient is φ = 1045965930.

The previous prime is 1045965911. The next prime is 1045965937. The reversal of 1045965931 is 1395695401.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1045965931 - 2¹³ = 1045957739 is a prime.

It is a super-2 number, since 2×1045965931² = 2188089457625393522, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1045965937) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 522982965 + 522982966.

It is an arithmetic number, because the mean of its divisors is an integer number (522982966).

Almost surely, 2^1045965931 is an apocalyptic number.

1045965931 is a deficient number, since it is larger than the sum of its proper divisors (1).

1045965931 is an equidigital number, since it uses as much as digits as its factorization.

1045965931 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 145800, while the sum is 43.

The square root of 1045965931 is about 32341.3965530247. The cubic root of 1045965931 is about 1015.0930313427.

The spelling of 1045965931 in words is "one billion, forty-five million, nine hundred sixty-five thousand, nine hundred thirty-one".