61141900 has 18 divisors (see below), whose sum is σ = 132678140. Its totient is φ = 24456720.

The previous prime is 61141897. The next prime is 61141907. The reversal of 61141900 is 914116.

It is a super-2 number, since 2×61141900² = 7476663871220000, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (61141907) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 305610 + ... + 305809.

Almost surely, 2^61141900 is an apocalyptic number.

It is an amenable number.

61141900 is an abundant number, since it is smaller than the sum of its proper divisors (71536240).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

61141900 is a wasteful number, since it uses less digits than its factorization.

61141900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 611433 (or 611426 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 22.

The square root of 61141900 is about 7819.3286156805. The cubic root of 61141900 is about 393.9547217932.

The spelling of 61141900 in words is "sixty-one million, one hundred forty-one thousand, nine hundred".