715919 has 2 divisors, whose sum is σ = 715920. Its totient is φ = 715918.

The previous prime is 715909. The next prime is 715927. The reversal of 715919 is 919517.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 715919 - 2⁴ = 715903 is a prime.

It is a super-2 number, since 2×715919² = 1025080029122, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (715909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 357959 + 357960.

It is an arithmetic number, because the mean of its divisors is an integer number (357960).

2⁷¹⁵⁹¹⁹ is an apocalyptic number.

715919 is a deficient number, since it is larger than the sum of its proper divisors (1).

715919 is an equidigital number, since it uses as much as digits as its factorization.

715919 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2835, while the sum is 32.

The square root of 715919 is about 846.1199678533. The cubic root of 715919 is about 89.4584349717.

The spelling of 715919 in words is "seven hundred fifteen thousand, nine hundred nineteen".