151431151 has 2 divisors, whose sum is σ = 151431152. Its totient is φ = 151431150.

The previous prime is 151431131. The next prime is 151431157. The reversal of 151431151 is 151134151.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 151431151 - 2²¹ = 149333999 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (151431157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75715575 + 75715576.

It is an arithmetic number, because the mean of its divisors is an integer number (75715576).

Almost surely, 2^151431151 is an apocalyptic number.

151431151 is a deficient number, since it is larger than the sum of its proper divisors (1).

151431151 is an equidigital number, since it uses as much as digits as its factorization.

151431151 is an evil number, because the sum of its binary digits is even.

The product of its digits is 300, while the sum is 22.

The square root of 151431151 is about 12305.7365078243. The cubic root of 151431151 is about 533.0137441646.

The spelling of 151431151 in words is "one hundred fifty-one million, four hundred thirty-one thousand, one hundred fifty-one".