1051415790 has 64 divisors (see below), whose sum is σ = 2694422016. Its totient is φ = 261942912.

The previous prime is 1051415777. The next prime is 1051415797. The reversal of 1051415790 is 975141501.

It is a super-2 number, since 2×1051415790² = 2210950326922648200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1051415797) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11952 + ... + 47388.

It is an arithmetic number, because the mean of its divisors is an integer number (42100344).

Almost surely, 2^1051415790 is an apocalyptic number.

1051415790 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1051415790, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1347211008).

1051415790 is an abundant number, since it is smaller than the sum of its proper divisors (1643006226).

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

1051415790 is a wasteful number, since it uses less digits than its factorization.

1051415790 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35513.

The product of its (nonzero) digits is 6300, while the sum is 33.

The square root of 1051415790 is about 32425.5422468152. The cubic root of 1051415790 is about 1016.8529782471.

The spelling of 1051415790 in words is "one billion, fifty-one million, four hundred fifteen thousand, seven hundred ninety".