157453894 has 8 divisors (see below), whose sum is σ = 254348640. Its totient is φ = 72671016.

The previous prime is 157453889. The next prime is 157453903. The reversal of 157453894 is 498354751.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3027934 + ... + 3027985.

It is an arithmetic number, because the mean of its divisors is an integer number (31793580).

Almost surely, 2^157453894 is an apocalyptic number.

157453894 is a deficient number, since it is larger than the sum of its proper divisors (96894746).

157453894 is a wasteful number, since it uses less digits than its factorization.

157453894 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6055934.

The product of its digits is 604800, while the sum is 46.

The square root of 157453894 is about 12548.0633565503. The cubic root of 157453894 is about 539.9884473980.

The spelling of 157453894 in words is "one hundred fifty-seven million, four hundred fifty-three thousand, eight hundred ninety-four".