125450455 has 16 divisors (see below), whose sum is σ = 162356544. Its totient is φ = 92505600.

The previous prime is 125450443. The next prime is 125450471. The reversal of 125450455 is 554054521.

It is not a de Polignac number, because 125450455 - 2¹³ = 125442263 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 77262 + ... + 78868.

It is an arithmetic number, because the mean of its divisors is an integer number (10147284).

Almost surely, 2^125450455 is an apocalyptic number.

125450455 is a deficient number, since it is larger than the sum of its proper divisors (36906089).

125450455 is a wasteful number, since it uses less digits than its factorization.

125450455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2826.

The product of its (nonzero) digits is 20000, while the sum is 31.

The square root of 125450455 is about 11200.4667313465. The cubic root of 125450455 is about 500.5998866508.

The spelling of 125450455 in words is "one hundred twenty-five million, four hundred fifty thousand, four hundred fifty-five".