857153201 has 4 divisors (see below), whose sum is σ = 867480432. Its totient is φ = 846825972.

The previous prime is 857153197. The next prime is 857153233. The reversal of 857153201 is 102351758.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 102351758 = 2 ⋅51175879.

It is a cyclic number.

It is not a de Polignac number, because 857153201 - 2² = 857153197 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (857158201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5163491 + ... + 5163656.

It is an arithmetic number, because the mean of its divisors is an integer number (216870108).

Almost surely, 2^857153201 is an apocalyptic number.

It is an amenable number.

857153201 is a deficient number, since it is larger than the sum of its proper divisors (10327231).

857153201 is a wasteful number, since it uses less digits than its factorization.

857153201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10327230.

The product of its (nonzero) digits is 8400, while the sum is 32.

The square root of 857153201 is about 29277.1788429145. The cubic root of 857153201 is about 949.9180727132.

The spelling of 857153201 in words is "eight hundred fifty-seven million, one hundred fifty-three thousand, two hundred one".