145976087 has 2 divisors, whose sum is σ = 145976088. Its totient is φ = 145976086.

The previous prime is 145976027. The next prime is 145976177. The reversal of 145976087 is 780679541.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 145976087 - 2⁸ = 145975831 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (145976027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72988043 + 72988044.

It is an arithmetic number, because the mean of its divisors is an integer number (72988044).

Almost surely, 2^145976087 is an apocalyptic number.

145976087 is a deficient number, since it is larger than the sum of its proper divisors (1).

145976087 is an equidigital number, since it uses as much as digits as its factorization.

145976087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 423360, while the sum is 47.

The square root of 145976087 is about 12082.0564060925. The cubic root of 145976087 is about 526.5349930311.

The spelling of 145976087 in words is "one hundred forty-five million, nine hundred seventy-six thousand, eighty-seven".