149932087 has 2 divisors, whose sum is σ = 149932088. Its totient is φ = 149932086.

The previous prime is 149932063. The next prime is 149932171. The reversal of 149932087 is 780239941.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 149932087 - 2¹⁹ = 149407799 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (149932037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74966043 + 74966044.

It is an arithmetic number, because the mean of its divisors is an integer number (74966044).

Almost surely, 2^149932087 is an apocalyptic number.

149932087 is a deficient number, since it is larger than the sum of its proper divisors (1).

149932087 is an equidigital number, since it uses as much as digits as its factorization.

149932087 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108864, while the sum is 43.

The square root of 149932087 is about 12244.6758634110. The cubic root of 149932087 is about 531.2490854517.

The spelling of 149932087 in words is "one hundred forty-nine million, nine hundred thirty-two thousand, eighty-seven".