1157371200 has 336 divisors, whose sum is σ = 4288495360. Its totient is φ = 303575040.

The previous prime is 1157371177. The next prime is 1157371207. The reversal of 1157371200 is 21737511.

It is a happy number.

1157371200 is a `hidden beast` number, since 1 + 1 + 573 + 71 + 20 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1157371207) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3153417 + ... + 3153783.

Almost surely, 2^1157371200 is an apocalyptic number.

1157371200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1157371200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2144247680).

1157371200 is an abundant number, since it is smaller than the sum of its proper divisors (3131124160).

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

1157371200 is a wasteful number, since it uses less digits than its factorization.

1157371200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 471 (or 450 counting only the distinct ones).

The product of its (nonzero) digits is 1470, while the sum is 27.

The square root of 1157371200 is about 34020.1587297884. The cubic root of 1157371200 is about 1049.9232596976.

The spelling of 1157371200 in words is "one billion, one hundred fifty-seven million, three hundred seventy-one thousand, two hundred".