1011587952 has 40 divisors (see below), whose sum is σ = 2626974720. Its totient is φ = 335427520.

The previous prime is 1011587923. The next prime is 1011587977. The reversal of 1011587952 is 2597851101.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 1011587952.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46002 + ... + 64337.

It is an arithmetic number, because the mean of its divisors is an integer number (65674368).

Almost surely, 2^1011587952 is an apocalyptic number.

1011587952 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1011587952 is an abundant number, since it is smaller than the sum of its proper divisors (1615386768).

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

1011587952 is a wasteful number, since it uses less digits than its factorization.

1011587952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110541 (or 110535 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 39.

The square root of 1011587952 is about 31805.4704728605. The cubic root of 1011587952 is about 1003.8478259124.

The spelling of 1011587952 in words is "one billion, eleven million, five hundred eighty-seven thousand, nine hundred fifty-two".