125342515 has 8 divisors (see below), whose sum is σ = 151900848. Its totient is φ = 99280800.

The previous prime is 125342489. The next prime is 125342521. The reversal of 125342515 is 515243521.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 125342515 - 2¹³ = 125334323 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 123597 + ... + 124606.

It is an arithmetic number, because the mean of its divisors is an integer number (18987606).

Almost surely, 2^125342515 is an apocalyptic number.

125342515 is a deficient number, since it is larger than the sum of its proper divisors (26558333).

125342515 is a wasteful number, since it uses less digits than its factorization.

125342515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 248309.

The product of its digits is 6000, while the sum is 28.

The square root of 125342515 is about 11195.6471452078. The cubic root of 125342515 is about 500.4562701751.

The spelling of 125342515 in words is "one hundred twenty-five million, three hundred forty-two thousand, five hundred fifteen".