125214490 has 16 divisors (see below), whose sum is σ = 226333440. Its totient is φ = 49875280.

The previous prime is 125214473. The next prime is 125214493. The reversal of 125214490 is 94412521.

It is not an unprimeable number, because it can be changed into a prime (125214493) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 23806 + ... + 28585.

It is an arithmetic number, because the mean of its divisors is an integer number (14145840).

Almost surely, 2^125214490 is an apocalyptic number.

125214490 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

125214490 is a deficient number, since it is larger than the sum of its proper divisors (101118950).

125214490 is a wasteful number, since it uses less digits than its factorization.

125214490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52637.

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 125214490 is about 11189.9280605373. The cubic root of 125214490 is about 500.2858232457.

The spelling of 125214490 in words is "one hundred twenty-five million, two hundred fourteen thousand, four hundred ninety".