157357343 has 12 divisors (see below), whose sum is σ = 185043768. Its totient is φ = 131922240.

The previous prime is 157357327. The next prime is 157357349. The reversal of 157357343 is 343753751.

It is a happy number.

It is not a de Polignac number, because 157357343 - 2⁴ = 157357327 is a prime.

It is a super-2 number, since 2×157357343² = 49522666792039298, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 157357297 and 157357306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (157357349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 149483 + ... + 150531.

It is an arithmetic number, because the mean of its divisors is an integer number (15420314).

Almost surely, 2^157357343 is an apocalyptic number.

157357343 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

157357343 is a deficient number, since it is larger than the sum of its proper divisors (27686425).

157357343 is an equidigital number, since it uses as much as digits as its factorization.

157357343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2122 (or 1073 counting only the distinct ones).

The product of its digits is 132300, while the sum is 38.

The square root of 157357343 is about 12544.2155195134. The cubic root of 157357343 is about 539.8780508800.

The spelling of 157357343 in words is "one hundred fifty-seven million, three hundred fifty-seven thousand, three hundred forty-three".