151477231 has 2 divisors, whose sum is σ = 151477232. Its totient is φ = 151477230.

The previous prime is 151477219. The next prime is 151477273. The reversal of 151477231 is 132774151.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 151477231 - 2¹⁵ = 151444463 is a prime.

It is a super-2 number, since 2×151477231² = 45890703022854722, which contains 22 as substring.

It is equal to p_8522707 and since 151477231 and 8522707 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 151477193 and 151477202.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (151477031) 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, 75738615 + 75738616.

It is an arithmetic number, because the mean of its divisors is an integer number (75738616).

Almost surely, 2^151477231 is an apocalyptic number.

151477231 is a deficient number, since it is larger than the sum of its proper divisors (1).

151477231 is an equidigital number, since it uses as much as digits as its factorization.

151477231 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5880, while the sum is 31.

The square root of 151477231 is about 12307.6086629369. The cubic root of 151477231 is about 533.0678034567.

The spelling of 151477231 in words is "one hundred fifty-one million, four hundred seventy-seven thousand, two hundred thirty-one".