16152122461 has 2 divisors, whose sum is σ = 16152122462. Its totient is φ = 16152122460.

The previous prime is 16152122453. The next prime is 16152122527. The reversal of 16152122461 is 16422125161.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11149248100 + 5002874361 = 105590^2 + 70731^2 .

It is a cyclic number.

It is not a de Polignac number, because 16152122461 - 2³ = 16152122453 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16152152461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8076061230 + 8076061231.

It is an arithmetic number, because the mean of its divisors is an integer number (8076061231).

Almost surely, 2^16152122461 is an apocalyptic number.

It is an amenable number.

16152122461 is a deficient number, since it is larger than the sum of its proper divisors (1).

16152122461 is an equidigital number, since it uses as much as digits as its factorization.

16152122461 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5760, while the sum is 31.

The spelling of 16152122461 in words is "sixteen billion, one hundred fifty-two million, one hundred twenty-two thousand, four hundred sixty-one".