1051745916 has 24 divisors (see below), whose sum is σ = 2642849104. Its totient is φ = 323614080.

The previous prime is 1051745911. The next prime is 1051745921. The reversal of 1051745916 is 6195471501.

It is an interprime number because it is at equal distance from previous prime (1051745911) and next prime (1051745921).

It is a super-2 number, since 2×1051745916² = 2212338943645358112, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1051745911) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3370825 + ... + 3371136.

Almost surely, 2^1051745916 is an apocalyptic number.

It is an amenable number.

1051745916 is an abundant number, since it is smaller than the sum of its proper divisors (1591103188).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1051745916 is a wasteful number, since it uses less digits than its factorization.

1051745916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6741981 (or 6741979 counting only the distinct ones).

The product of its (nonzero) digits is 37800, while the sum is 39.

The square root of 1051745916 is about 32430.6323712628. The cubic root of 1051745916 is about 1016.9593917396.

The spelling of 1051745916 in words is "one billion, fifty-one million, seven hundred forty-five thousand, nine hundred sixteen".