61152523771 has 2 divisors, whose sum is σ = 61152523772. Its totient is φ = 61152523770.

The previous prime is 61152523723. The next prime is 61152523799. The reversal of 61152523771 is 17732525116.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 61152523771 - 2¹⁵ = 61152491003 is a prime.

It is not a weakly prime, because it can be changed into another prime (61152523571) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30576261885 + 30576261886.

It is an arithmetic number, because the mean of its divisors is an integer number (30576261886).

Almost surely, 2^61152523771 is an apocalyptic number.

61152523771 is a deficient number, since it is larger than the sum of its proper divisors (1).

61152523771 is an equidigital number, since it uses as much as digits as its factorization.

61152523771 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 88200, while the sum is 40.

The spelling of 61152523771 in words is "sixty-one billion, one hundred fifty-two million, five hundred twenty-three thousand, seven hundred seventy-one".