1457266513 has 4 divisors (see below), whose sum is σ = 1459621360. Its totient is φ = 1454911668.

The previous prime is 1457266511. The next prime is 1457266523. The reversal of 1457266513 is 3156627541.

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.

It is a cyclic number.

It is not a de Polignac number, because 1457266513 - 2¹ = 1457266511 is a prime.

It is a super-2 number, since 2×1457266513² = 4247251379822358338, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1457266511) 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 in 3 ways as a sum of consecutive naturals, for example, 1176495 + ... + 1177732.

It is an arithmetic number, because the mean of its divisors is an integer number (364905340).

Almost surely, 2^1457266513 is an apocalyptic number.

It is an amenable number.

1457266513 is a deficient number, since it is larger than the sum of its proper divisors (2354847).

1457266513 is an equidigital number, since it uses as much as digits as its factorization.

1457266513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2354846.

The product of its digits is 151200, while the sum is 40.

The square root of 1457266513 is about 38174.1602789112. The cubic root of 1457266513 is about 1133.7387616286.

The spelling of 1457266513 in words is "one billion, four hundred fifty-seven million, two hundred sixty-six thousand, five hundred thirteen".