151260139 has 2 divisors, whose sum is σ = 151260140. Its totient is φ = 151260138.

The previous prime is 151260133. The next prime is 151260149. The reversal of 151260139 is 931062151.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 151260139 - 2¹¹ = 151258091 is a prime.

It is not a weakly prime, because it can be changed into another prime (151260133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75630069 + 75630070.

It is an arithmetic number, because the mean of its divisors is an integer number (75630070).

Almost surely, 2^151260139 is an apocalyptic number.

151260139 is a deficient number, since it is larger than the sum of its proper divisors (1).

151260139 is an equidigital number, since it uses as much as digits as its factorization.

151260139 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1620, while the sum is 28.

The square root of 151260139 is about 12298.7860783087. The cubic root of 151260139 is about 532.8130235069.

The spelling of 151260139 in words is "one hundred fifty-one million, two hundred sixty thousand, one hundred thirty-nine".