15405150601 has 2 divisors, whose sum is σ = 15405150602. Its totient is φ = 15405150600.

The previous prime is 15405150589. The next prime is 15405150617. The reversal of 15405150601 is 10605150451.

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., 14173140601 + 1232010000 = 119051^2 + 35100^2 .

It is a cyclic number.

It is not a de Polignac number, because 15405150601 - 2¹⁷ = 15405019529 is a prime.

It is a super-2 number, since 2×15405150601² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 15405150601.

It is not a weakly prime, because it can be changed into another prime (15402150601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7702575300 + 7702575301.

It is an arithmetic number, because the mean of its divisors is an integer number (7702575301).

Almost surely, 2^15405150601 is an apocalyptic number.

It is an amenable number.

15405150601 is a deficient number, since it is larger than the sum of its proper divisors (1).

15405150601 is an equidigital number, since it uses as much as digits as its factorization.

15405150601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3000, while the sum is 28.

The spelling of 15405150601 in words is "fifteen billion, four hundred five million, one hundred fifty thousand, six hundred one".