715501999 has 2 divisors, whose sum is σ = 715502000. Its totient is φ = 715501998.

The previous prime is 715501951. The next prime is 715502033. The reversal of 715501999 is 999105517.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 715501999 - 2¹¹ = 715499951 is a prime.

It is a super-2 number, since 2×715501999² = 1023886221145992002, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (715501399) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 357750999 + 357751000.

It is an arithmetic number, because the mean of its divisors is an integer number (357751000).

Almost surely, 2^715501999 is an apocalyptic number.

715501999 is a deficient number, since it is larger than the sum of its proper divisors (1).

715501999 is an equidigital number, since it uses as much as digits as its factorization.

715501999 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 127575, while the sum is 46.

The square root of 715501999 is about 26748.8691162823. The cubic root of 715501999 is about 894.4106266098.

The spelling of 715501999 in words is "seven hundred fifteen million, five hundred one thousand, nine hundred ninety-nine".