1047525330 has 32 divisors (see below), whose sum is σ = 2517697728. Its totient is φ = 278936000.

The previous prime is 1047525319. The next prime is 1047525341. The reversal of 1047525330 is 335257401.

It is an interprime number because it is at equal distance from previous prime (1047525319) and next prime (1047525341).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3876 + ... + 45935.

It is an arithmetic number, because the mean of its divisors is an integer number (78678054).

Almost surely, 2^1047525330 is an apocalyptic number.

1047525330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1047525330 is an abundant number, since it is smaller than the sum of its proper divisors (1470172398).

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

1047525330 is a wasteful number, since it uses less digits than its factorization.

1047525330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50522.

The product of its (nonzero) digits is 12600, while the sum is 30.

The square root of 1047525330 is about 32365.4959795150. The cubic root of 1047525330 is about 1015.5972380325.

The spelling of 1047525330 in words is "one billion, forty-seven million, five hundred twenty-five thousand, three hundred thirty".