151420387 has 2 divisors, whose sum is σ = 151420388. Its totient is φ = 151420386.

The previous prime is 151420363. The next prime is 151420393. The reversal of 151420387 is 783024151.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 151420387 - 2⁷ = 151420259 is a prime.

It is not a weakly prime, because it can be changed into another prime (151420487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75710193 + 75710194.

It is an arithmetic number, because the mean of its divisors is an integer number (75710194).

Almost surely, 2^151420387 is an apocalyptic number.

151420387 is a deficient number, since it is larger than the sum of its proper divisors (1).

151420387 is an equidigital number, since it uses as much as digits as its factorization.

151420387 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6720, while the sum is 31.

The square root of 151420387 is about 12305.2991430522. The cubic root of 151420387 is about 533.0011146718.

The spelling of 151420387 in words is "one hundred fifty-one million, four hundred twenty thousand, three hundred eighty-seven".