61364371 has 2 divisors, whose sum is σ = 61364372. Its totient is φ = 61364370.

The previous prime is 61364351. The next prime is 61364399. The reversal of 61364371 is 17346316.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-61364371 is a prime.

It is not a weakly prime, because it can be changed into another prime (61364351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30682185 + 30682186.

It is an arithmetic number, because the mean of its divisors is an integer number (30682186).

Almost surely, 2^61364371 is an apocalyptic number.

61364371 is a deficient number, since it is larger than the sum of its proper divisors (1).

61364371 is an equidigital number, since it uses as much as digits as its factorization.

61364371 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9072, while the sum is 31.

The square root of 61364371 is about 7833.5414085840. The cubic root of 61364371 is about 394.4319581638.

The spelling of 61364371 in words is "sixty-one million, three hundred sixty-four thousand, three hundred seventy-one".