151474591 has 2 divisors, whose sum is σ = 151474592. Its totient is φ = 151474590.

The previous prime is 151474567. The next prime is 151474597. The reversal of 151474591 is 195474151.

151474591 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-151474591 is a prime.

It is equal to p_8522569 and since 151474591 and 8522569 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 151474591.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (151474597) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75737295 + 75737296.

It is an arithmetic number, because the mean of its divisors is an integer number (75737296).

Almost surely, 2^151474591 is an apocalyptic number.

151474591 is a deficient number, since it is larger than the sum of its proper divisors (1).

151474591 is an equidigital number, since it uses as much as digits as its factorization.

151474591 is an evil number, because the sum of its binary digits is even.

The product of its digits is 25200, while the sum is 37.

The square root of 151474591 is about 12307.5014117407. The cubic root of 151474591 is about 533.0647066058.

The spelling of 151474591 in words is "one hundred fifty-one million, four hundred seventy-four thousand, five hundred ninety-one".