1048725513 has 24 divisors (see below), whose sum is σ = 1666213536. Its totient is φ = 635583960.

The previous prime is 1048725497. The next prime is 1048725569. The reversal of 1048725513 is 3155278401.

It is not a de Polignac number, because 1048725513 - 2⁴ = 1048725497 is a prime.

It is a super-2 number, since 2×1048725513² = 2199650403234226338, which contains 22 as substring.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (1048725583) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 31795 + ... + 55752.

It is an arithmetic number, because the mean of its divisors is an integer number (69425564).

Almost surely, 2^1048725513 is an apocalyptic number.

It is an amenable number.

1048725513 is a deficient number, since it is larger than the sum of its proper divisors (617488023).

1048725513 is an equidigital number, since it uses as much as digits as its factorization.

1048725513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87586 (or 87561 counting only the distinct ones).

The product of its (nonzero) digits is 33600, while the sum is 36.

The square root of 1048725513 is about 32384.0317594953. The cubic root of 1048725513 is about 1015.9849573201.

The spelling of 1048725513 in words is "one billion, forty-eight million, seven hundred twenty-five thousand, five hundred thirteen".