1051413990 has 32 divisors (see below), whose sum is σ = 2752793856. Its totient is φ = 254888160.

The previous prime is 1051413983. The next prime is 1051414031. The reversal of 1051413990 is 993141501.

It is a super-2 number, since 2×1051413990² = 2210942756735440200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 1592722 + ... + 1593381.

It is an arithmetic number, because the mean of its divisors is an integer number (86024808).

Almost surely, 2^1051413990 is an apocalyptic number.

1051413990 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1051413990 is an abundant number, since it is smaller than the sum of its proper divisors (1701379866).

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

1051413990 is a wasteful number, since it uses less digits than its factorization.

1051413990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3186124.

The product of its (nonzero) digits is 4860, while the sum is 33.

The square root of 1051413990 is about 32425.5144909067. The cubic root of 1051413990 is about 1016.8523979703.

The spelling of 1051413990 in words is "one billion, fifty-one million, four hundred thirteen thousand, nine hundred ninety".