1157673630 has 32 divisors (see below), whose sum is σ = 2781828000. Its totient is φ = 308333952.

The previous prime is 1157673617. The next prime is 1157673653. The reversal of 1157673630 is 363767511.

It is a congruent number.

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, 1596 + ... + 48144.

It is an arithmetic number, because the mean of its divisors is an integer number (86932125).

Almost surely, 2^1157673630 is an apocalyptic number.

1157673630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1157673630 is an abundant number, since it is smaller than the sum of its proper divisors (1624154370).

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

1157673630 is a wasteful number, since it uses less digits than its factorization.

1157673630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47388.

The product of its (nonzero) digits is 79380, while the sum is 39.

The square root of 1157673630 is about 34024.6033040798. The cubic root of 1157673630 is about 1050.0147027420.

The spelling of 1157673630 in words is "one billion, one hundred fifty-seven million, six hundred seventy-three thousand, six hundred thirty".