15374100061 has 2 divisors, whose sum is σ = 15374100062. Its totient is φ = 15374100060.

The previous prime is 15374100037. The next prime is 15374100083. The reversal of 15374100061 is 16000147351.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10817040025 + 4557060036 = 104005^2 + 67506^2 .

It is a cyclic number.

It is not a de Polignac number, because 15374100061 - 2²¹ = 15372002909 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (15374100011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7687050030 + 7687050031.

It is an arithmetic number, because the mean of its divisors is an integer number (7687050031).

Almost surely, 2^15374100061 is an apocalyptic number.

It is an amenable number.

15374100061 is a deficient number, since it is larger than the sum of its proper divisors (1).

15374100061 is an equidigital number, since it uses as much as digits as its factorization.

15374100061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2520, while the sum is 28.

The spelling of 15374100061 in words is "fifteen billion, three hundred seventy-four million, one hundred thousand, sixty-one".