61253912 has 16 divisors (see below), whose sum is σ = 115122840. Its totient is φ = 30554496.

The previous prime is 61253827. The next prime is 61253921. The reversal of 61253912 is 21935216.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5378 + ... + 12305.

Almost surely, 2^61253912 is an apocalyptic number.

It is an amenable number.

61253912 is a deficient number, since it is larger than the sum of its proper divisors (53868928).

61253912 is a wasteful number, since it uses less digits than its factorization.

61253912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18122 (or 18118 counting only the distinct ones).

The product of its digits is 3240, while the sum is 29.

The square root of 61253912 is about 7826.4878457709. The cubic root of 61253912 is about 394.1951501322.

The spelling of 61253912 in words is "sixty-one million, two hundred fifty-three thousand, nine hundred twelve".