715157158 has 4 divisors (see below), whose sum is σ = 1072735740. Its totient is φ = 357578578.

The previous prime is 715157117. The next prime is 715157159. The reversal of 715157158 is 851751517.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 851751517 = 73 ⋅11667829.

It is a super-2 number, since 2×715157158² = 1022899521277273928, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 715157158.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (715157159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 178789288 + ... + 178789291.

It is an arithmetic number, because the mean of its divisors is an integer number (268183935).

Almost surely, 2^715157158 is an apocalyptic number.

715157158 is a deficient number, since it is larger than the sum of its proper divisors (357578582).

715157158 is a wasteful number, since it uses less digits than its factorization.

715157158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 357578581.

The product of its digits is 49000, while the sum is 40.

The square root of 715157158 is about 26742.4224407588. The cubic root of 715157158 is about 894.2669144476.

The spelling of 715157158 in words is "seven hundred fifteen million, one hundred fifty-seven thousand, one hundred fifty-eight".