857354153 has 2 divisors, whose sum is σ = 857354154. Its totient is φ = 857354152.

The previous prime is 857354143. The next prime is 857354159. The reversal of 857354153 is 351453758.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 429815824 + 427538329 = 20732^2 + 20677^2 .

It is a cyclic number.

It is not a de Polignac number, because 857354153 - 2⁴ = 857354137 is a prime.

It is a super-2 number, since 2×857354153² = 1470112287332694818, which contains 22 as substring.

It is equal to p_43939418 and since 857354153 and 43939418 have the same sum of digits, it is a Honaker prime.

It is a self number, because there is not a number n which added to its sum of digits gives 857354153.

It is not a weakly prime, because it can be changed into another prime (857354159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 428677076 + 428677077.

It is an arithmetic number, because the mean of its divisors is an integer number (428677077).

Almost surely, 2^857354153 is an apocalyptic number.

It is an amenable number.

857354153 is a deficient number, since it is larger than the sum of its proper divisors (1).

857354153 is an equidigital number, since it uses as much as digits as its factorization.

857354153 is an evil number, because the sum of its binary digits is even.

The product of its digits is 252000, while the sum is 41.

The square root of 857354153 is about 29280.6105298370. The cubic root of 857354153 is about 949.9923002146.

It can be divided in two parts, 8573 and 54153, that added together give a palindrome (62726).

The spelling of 857354153 in words is "eight hundred fifty-seven million, three hundred fifty-four thousand, one hundred fifty-three".