125456087 has 2 divisors, whose sum is σ = 125456088. Its totient is φ = 125456086.

The previous prime is 125456083. The next prime is 125456129. The reversal of 125456087 is 780654521.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 125456087 - 2² = 125456083 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 125456087.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (125456083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62728043 + 62728044.

It is an arithmetic number, because the mean of its divisors is an integer number (62728044).

Almost surely, 2^125456087 is an apocalyptic number.

125456087 is a deficient number, since it is larger than the sum of its proper divisors (1).

125456087 is an equidigital number, since it uses as much as digits as its factorization.

125456087 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 67200, while the sum is 38.

The square root of 125456087 is about 11200.7181466190. The cubic root of 125456087 is about 500.6073778855.

The spelling of 125456087 in words is "one hundred twenty-five million, four hundred fifty-six thousand, eighty-seven".