125412545 has 8 divisors (see below), whose sum is σ = 150559296. Its totient is φ = 100287216.

The previous prime is 125412541. The next prime is 125412557. The reversal of 125412545 is 545214521.

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

It is a cyclic number.

It is not a de Polignac number, because 125412545 - 2² = 125412541 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (125412541) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13694 + ... + 20936.

It is an arithmetic number, because the mean of its divisors is an integer number (18819912).

Almost surely, 2^125412545 is an apocalyptic number.

It is an amenable number.

125412545 is a deficient number, since it is larger than the sum of its proper divisors (25146751).

125412545 is an equidigital number, since it uses as much as digits as its factorization.

125412545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10711.

The product of its digits is 8000, while the sum is 29.

The square root of 125412545 is about 11198.7742632844. The cubic root of 125412545 is about 500.5494559751.

The spelling of 125412545 in words is "one hundred twenty-five million, four hundred twelve thousand, five hundred forty-five".