1051911793 has 2 divisors, whose sum is σ = 1051911794. Its totient is φ = 1051911792.

The previous prime is 1051911743. The next prime is 1051911797. The reversal of 1051911793 is 3971191501.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1042773264 + 9138529 = 32292^2 + 3023^2 .

It is a cyclic number.

It is not a de Polignac number, because 1051911793 - 2⁹ = 1051911281 is a prime.

It is a super-2 number, since 2×1051911793² = 2213036840504949698, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1051911797) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 525955896 + 525955897.

It is an arithmetic number, because the mean of its divisors is an integer number (525955897).

Almost surely, 2^1051911793 is an apocalyptic number.

It is an amenable number.

1051911793 is a deficient number, since it is larger than the sum of its proper divisors (1).

1051911793 is an equidigital number, since it uses as much as digits as its factorization.

1051911793 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8505, while the sum is 37.

The square root of 1051911793 is about 32433.1896827925. The cubic root of 1051911793 is about 1017.0128524671.

The spelling of 1051911793 in words is "one billion, fifty-one million, nine hundred eleven thousand, seven hundred ninety-three".