158251343 has 2 divisors, whose sum is σ = 158251344. Its totient is φ = 158251342.

The previous prime is 158251319. The next prime is 158251381. The reversal of 158251343 is 343152851.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 158251343 - 2⁸ = 158251087 is a prime.

It is a super-2 number, since 2×158251343² = 50086975122607298, which contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (158251043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79125671 + 79125672.

It is an arithmetic number, because the mean of its divisors is an integer number (79125672).

Almost surely, 2^158251343 is an apocalyptic number.

158251343 is a deficient number, since it is larger than the sum of its proper divisors (1).

158251343 is an equidigital number, since it uses as much as digits as its factorization.

158251343 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 14400, while the sum is 32.

The square root of 158251343 is about 12579.7990047536. The cubic root of 158251343 is about 540.8985303573.

It can be divided in two parts, 1582 and 51343, that added together give a palindrome (52925).

The spelling of 158251343 in words is "one hundred fifty-eight million, two hundred fifty-one thousand, three hundred forty-three".