125442255 has 32 divisors (see below), whose sum is σ = 211584960. Its totient is φ = 63365120.

The previous prime is 125442241. The next prime is 125442263. The reversal of 125442255 is 552244521.

It is not a de Polignac number, because 125442255 - 2¹⁷ = 125311183 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20335 + ... + 25775.

It is an arithmetic number, because the mean of its divisors is an integer number (6612030).

Almost surely, 2^125442255 is an apocalyptic number.

125442255 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

125442255 is a deficient number, since it is larger than the sum of its proper divisors (86142705).

125442255 is a wasteful number, since it uses less digits than its factorization.

125442255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5531.

The product of its digits is 16000, while the sum is 30.

The square root of 125442255 is about 11200.1006691904. The cubic root of 125442255 is about 500.5889792678.

Adding to 125442255 its reverse (552244521), we get a palindrome (677686776).

The spelling of 125442255 in words is "one hundred twenty-five million, four hundred forty-two thousand, two hundred fifty-five".