61612126 has 4 divisors (see below), whose sum is σ = 92418192. Its totient is φ = 30806062.

The previous prime is 61612123. The next prime is 61612139. The reversal of 61612126 is 62121616.

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

It is a self number, because there is not a number n which added to its sum of digits gives 61612126.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61612123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15403030 + ... + 15403033.

It is an arithmetic number, because the mean of its divisors is an integer number (23104548).

Almost surely, 2^61612126 is an apocalyptic number.

61612126 is a deficient number, since it is larger than the sum of its proper divisors (30806066).

61612126 is a wasteful number, since it uses less digits than its factorization.

61612126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30806065.

The product of its digits is 864, while the sum is 25.

The square root of 61612126 is about 7849.3392078569. The cubic root of 61612126 is about 394.9620772224.

The spelling of 61612126 in words is "sixty-one million, six hundred twelve thousand, one hundred twenty-six".