1557253150 has 12 divisors (see below), whose sum is σ = 2896490952. Its totient is φ = 622901240.

The previous prime is 1557253147. The next prime is 1557253169. The reversal of 1557253150 is 513527551.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 15572482 + ... + 15572581.

It is an arithmetic number, because the mean of its divisors is an integer number (241374246).

Almost surely, 2^1557253150 is an apocalyptic number.

1557253150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1557253150 is a deficient number, since it is larger than the sum of its proper divisors (1339237802).

1557253150 is a wasteful number, since it uses less digits than its factorization.

1557253150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31145075 (or 31145070 counting only the distinct ones).

The product of its (nonzero) digits is 26250, while the sum is 34.

The square root of 1557253150 is about 39462.0469565379. The cubic root of 1557253150 is about 1159.0968867423.

The spelling of 1557253150 in words is "one billion, five hundred fifty-seven million, two hundred fifty-three thousand, one hundred fifty".