61550327 has 2 divisors, whose sum is σ = 61550328. Its totient is φ = 61550326.

The previous prime is 61550311. The next prime is 61550341. The reversal of 61550327 is 72305516.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 61550327 - 2⁴ = 61550311 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 61550327.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (61550527) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30775163 + 30775164.

It is an arithmetic number, because the mean of its divisors is an integer number (30775164).

Almost surely, 2^61550327 is an apocalyptic number.

61550327 is a deficient number, since it is larger than the sum of its proper divisors (1).

61550327 is an equidigital number, since it uses as much as digits as its factorization.

61550327 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6300, while the sum is 29.

The square root of 61550327 is about 7845.4016468247. The cubic root of 61550327 is about 394.8299797046.

The spelling of 61550327 in words is "sixty-one million, five hundred fifty thousand, three hundred twenty-seven".