61113194 has 4 divisors (see below), whose sum is σ = 91669794. Its totient is φ = 30556596.

The previous prime is 61113161. The next prime is 61113209. The reversal of 61113194 is 49131116.

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

It can be written as a sum of positive squares in only one way, i.e., 61042969 + 70225 = 7813^2 + 265^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15278297 + ... + 15278300.

Almost surely, 2^61113194 is an apocalyptic number.

61113194 is a deficient number, since it is larger than the sum of its proper divisors (30556600).

61113194 is a wasteful number, since it uses less digits than its factorization.

61113194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30556599.

The product of its digits is 648, while the sum is 26.

The square root of 61113194 is about 7817.4928205915. The cubic root of 61113194 is about 393.8930584901.

The spelling of 61113194 in words is "sixty-one million, one hundred thirteen thousand, one hundred ninety-four".