1051325515 has 8 divisors (see below), whose sum is σ = 1316442528. Its totient is φ = 804492480.

The previous prime is 1051325507. The next prime is 1051325519. The reversal of 1051325515 is 5155231501.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1051325515 - 2³ = 1051325507 is a prime.

It is a super-2 number, since 2×1051325515² = 2210570676980030450, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1051325519) 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, 4570866 + ... + 4571095.

It is an arithmetic number, because the mean of its divisors is an integer number (164555316).

Almost surely, 2^1051325515 is an apocalyptic number.

1051325515 is a deficient number, since it is larger than the sum of its proper divisors (265117013).

1051325515 is an equidigital number, since it uses as much as digits as its factorization.

1051325515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9141989.

The product of its (nonzero) digits is 3750, while the sum is 28.

The square root of 1051325515 is about 32424.1501816162. The cubic root of 1051325515 is about 1016.8238749400.

The spelling of 1051325515 in words is "one billion, fifty-one million, three hundred twenty-five thousand, five hundred fifteen".