125361611 has 4 divisors (see below), whose sum is σ = 125525400. Its totient is φ = 125197824.

The previous prime is 125361557. The next prime is 125361631. The reversal of 125361611 is 116163521.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-125361611 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (125361631) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 80741 + ... + 82278.

It is an arithmetic number, because the mean of its divisors is an integer number (31381350).

Almost surely, 2^125361611 is an apocalyptic number.

125361611 is a deficient number, since it is larger than the sum of its proper divisors (163789).

125361611 is an equidigital number, since it uses as much as digits as its factorization.

125361611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163788.

The product of its digits is 1080, while the sum is 26.

The square root of 125361611 is about 11196.4999441790. The cubic root of 125361611 is about 500.4816838124.

The spelling of 125361611 in words is "one hundred twenty-five million, three hundred sixty-one thousand, six hundred eleven".