1040551215 has 64 divisors (see below), whose sum is σ = 1929899520. Its totient is φ = 473149440.

The previous prime is 1040551153. The next prime is 1040551223. The reversal of 1040551215 is 5121550401.

It is not a de Polignac number, because 1040551215 - 2⁶ = 1040551151 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1146792 + ... + 1147698.

It is an arithmetic number, because the mean of its divisors is an integer number (30154680).

Almost surely, 2^1040551215 is an apocalyptic number.

1040551215 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1040551215 is a deficient number, since it is larger than the sum of its proper divisors (889348305).

1040551215 is a wasteful number, since it uses less digits than its factorization.

1040551215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1352.

The product of its (nonzero) digits is 1000, while the sum is 24.

The square root of 1040551215 is about 32257.5760868668. The cubic root of 1040551215 is about 1013.3383685716.

It can be divided in two parts, 1040 and 551215, that added together give a palindrome (552255).

The spelling of 1040551215 in words is "one billion, forty million, five hundred fifty-one thousand, two hundred fifteen".