151213087 has 2 divisors, whose sum is σ = 151213088. Its totient is φ = 151213086.

The previous prime is 151213057. The next prime is 151213091. The reversal of 151213087 is 780312151.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 151213087 - 2¹⁵ = 151180319 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (151213057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75606543 + 75606544.

It is an arithmetic number, because the mean of its divisors is an integer number (75606544).

Almost surely, 2^151213087 is an apocalyptic number.

151213087 is a deficient number, since it is larger than the sum of its proper divisors (1).

151213087 is an equidigital number, since it uses as much as digits as its factorization.

151213087 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1680, while the sum is 28.

The square root of 151213087 is about 12296.8730578143. The cubic root of 151213087 is about 532.7577709721.

The spelling of 151213087 in words is "one hundred fifty-one million, two hundred thirteen thousand, eighty-seven".