61883677 has 2 divisors, whose sum is σ = 61883678. Its totient is φ = 61883676.

The previous prime is 61883669. The next prime is 61883693. The reversal of 61883677 is 77638816.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 32137561 + 29746116 = 5669^2 + 5454^2 .

It is a cyclic number.

It is not a de Polignac number, because 61883677 - 2³ = 61883669 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (61883617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30941838 + 30941839.

It is an arithmetic number, because the mean of its divisors is an integer number (30941839).

Almost surely, 2^61883677 is an apocalyptic number.

It is an amenable number.

61883677 is a deficient number, since it is larger than the sum of its proper divisors (1).

61883677 is an equidigital number, since it uses as much as digits as its factorization.

61883677 is an evil number, because the sum of its binary digits is even.

The product of its digits is 338688, while the sum is 46.

The square root of 61883677 is about 7866.6178882669. The cubic root of 61883677 is about 395.5414824449.

The spelling of 61883677 in words is "sixty-one million, eight hundred eighty-three thousand, six hundred seventy-seven".