61357150 has 12 divisors (see below), whose sum is σ = 114124392. Its totient is φ = 24542840.

The previous prime is 61357067. The next prime is 61357151. The reversal of 61357150 is 5175316.

It is a super-2 number, since 2×61357150² = 7529399712245000, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61357151) 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, 613522 + ... + 613621.

It is an arithmetic number, because the mean of its divisors is an integer number (9510366).

Almost surely, 2^61357150 is an apocalyptic number.

61357150 is a deficient number, since it is larger than the sum of its proper divisors (52767242).

61357150 is a wasteful number, since it uses less digits than its factorization.

61357150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1227155 (or 1227150 counting only the distinct ones).

The product of its (nonzero) digits is 3150, while the sum is 28.

The square root of 61357150 is about 7833.0804923734. The cubic root of 61357150 is about 394.4164860755.

The spelling of 61357150 in words is "sixty-one million, three hundred fifty-seven thousand, one hundred fifty".