1157263714 has 4 divisors (see below), whose sum is σ = 1735895574. Its totient is φ = 578631856.

The previous prime is 1157263673. The next prime is 1157263717. The reversal of 1157263714 is 4173627511.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4173627511 = 3203 ⋅1303037.

It can be written as a sum of positive squares in only one way, i.e., 853633089 + 303630625 = 29217^2 + 17425^2 .

It is not an unprimeable number, because it can be changed into a prime (1157263717) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 289315927 + ... + 289315930.

Almost surely, 2^1157263714 is an apocalyptic number.

1157263714 is a deficient number, since it is larger than the sum of its proper divisors (578631860).

1157263714 is an equidigital number, since it uses as much as digits as its factorization.

1157263714 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 578631859.

The product of its digits is 35280, while the sum is 37.

The square root of 1157263714 is about 34018.5789532720. The cubic root of 1157263714 is about 1049.8907562838.

The spelling of 1157263714 in words is "one billion, one hundred fifty-seven million, two hundred sixty-three thousand, seven hundred fourteen".