157713077 has 4 divisors (see below), whose sum is σ = 160386240. Its totient is φ = 155039916.

The previous prime is 157713071. The next prime is 157713103. The reversal of 157713077 is 770317751.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 770317751 = 7 ⋅110045393.

It is a cyclic number.

It is not a de Polignac number, because 157713077 - 2²² = 153518773 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 157713077.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (157713071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1336493 + ... + 1336610.

It is an arithmetic number, because the mean of its divisors is an integer number (40096560).

Almost surely, 2^157713077 is an apocalyptic number.

It is an amenable number.

157713077 is a deficient number, since it is larger than the sum of its proper divisors (2673163).

157713077 is an equidigital number, since it uses as much as digits as its factorization.

157713077 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2673162.

The product of its (nonzero) digits is 36015, while the sum is 38.

The square root of 157713077 is about 12558.3867196388. The cubic root of 157713077 is about 540.2845745142.

The spelling of 157713077 in words is "one hundred fifty-seven million, seven hundred thirteen thousand, seventy-seven".