61199030 has 16 divisors (see below), whose sum is σ = 110250720. Its totient is φ = 24459072.

The previous prime is 61199023. The next prime is 61199063. The reversal of 61199030 is 3099116.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 61198984 and 61199002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17162 + ... + 20418.

It is an arithmetic number, because the mean of its divisors is an integer number (6890670).

Almost surely, 2^61199030 is an apocalyptic number.

61199030 is a deficient number, since it is larger than the sum of its proper divisors (49051690).

61199030 is a wasteful number, since it uses less digits than its factorization.

61199030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5143.

The product of its (nonzero) digits is 1458, while the sum is 29.

The square root of 61199030 is about 7822.9808896609. The cubic root of 61199030 is about 394.0773852310.

The spelling of 61199030 in words is "sixty-one million, one hundred ninety-nine thousand, thirty".