1157875400 has 48 divisors (see below), whose sum is σ = 2936798640. Its totient is φ = 421044800.

The previous prime is 1157875379. The next prime is 1157875463. The reversal of 1157875400 is 45787511.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 260954 + ... + 265353.

It is an arithmetic number, because the mean of its divisors is an integer number (61183305).

Almost surely, 2^1157875400 is an apocalyptic number.

1157875400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1157875400 is an abundant number, since it is smaller than the sum of its proper divisors (1778923240).

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

1157875400 is a wasteful number, since it uses less digits than its factorization.

1157875400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 526334 (or 526325 counting only the distinct ones).

The product of its (nonzero) digits is 39200, while the sum is 38.

The square root of 1157875400 is about 34027.5682351825. The cubic root of 1157875400 is about 1050.0757012692.

The spelling of 1157875400 in words is "one billion, one hundred fifty-seven million, eight hundred seventy-five thousand, four hundred".