15375379 has 2 divisors, whose sum is σ = 15375380. Its totient is φ = 15375378.

The previous prime is 15375329. The next prime is 15375401. The reversal of 15375379 is 97357351.

15375379 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 15375379 - 2¹¹ = 15373331 is a prime.

It is not a weakly prime, because it can be changed into another prime (15375329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7687689 + 7687690.

It is an arithmetic number, because the mean of its divisors is an integer number (7687690).

Almost surely, 2^15375379 is an apocalyptic number.

15375379 is a deficient number, since it is larger than the sum of its proper divisors (1).

15375379 is an equidigital number, since it uses as much as digits as its factorization.

15375379 is an evil number, because the sum of its binary digits is even.

The product of its digits is 99225, while the sum is 40.

The square root of 15375379 is about 3921.1451133566. The cubic root of 15375379 is about 248.6615348325.

The spelling of 15375379 in words is "fifteen million, three hundred seventy-five thousand, three hundred seventy-nine".