125226615 has 16 divisors (see below), whose sum is σ = 203760000. Its totient is φ = 65655072.

The previous prime is 125226583. The next prime is 125226617. The reversal of 125226615 is 516622521.

It is not a de Polignac number, because 125226615 - 2⁵ = 125226583 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125226617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 69865 + ... + 71634.

It is an arithmetic number, because the mean of its divisors is an integer number (12735000).

Almost surely, 2^125226615 is an apocalyptic number.

125226615 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

125226615 is a deficient number, since it is larger than the sum of its proper divisors (78533385).

125226615 is a wasteful number, since it uses less digits than its factorization.

125226615 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141566.

The product of its digits is 7200, while the sum is 30.

The square root of 125226615 is about 11190.4698292788. The cubic root of 125226615 is about 500.3019709237.

The spelling of 125226615 in words is "one hundred twenty-five million, two hundred twenty-six thousand, six hundred fifteen".