1464136357 has 4 divisors (see below), whose sum is σ = 1466379180. Its totient is φ = 1461893536.

The previous prime is 1464136321. The next prime is 1464136379. The reversal of 1464136357 is 7536314641.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 480749476 + 983386881 = 21926^2 + 31359^2 .

It is a cyclic number.

It is not a de Polignac number, because 1464136357 - 2⁷ = 1464136229 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1464133357) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1120432 + ... + 1121737.

It is an arithmetic number, because the mean of its divisors is an integer number (366594795).

Almost surely, 2^1464136357 is an apocalyptic number.

It is an amenable number.

1464136357 is a deficient number, since it is larger than the sum of its proper divisors (2242823).

1464136357 is an equidigital number, since it uses as much as digits as its factorization.

1464136357 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2242822.

The product of its digits is 181440, while the sum is 40.

The square root of 1464136357 is about 38264.0347715711. The cubic root of 1464136357 is about 1135.5175260247.

The spelling of 1464136357 in words is "one billion, four hundred sixty-four million, one hundred thirty-six thousand, three hundred fifty-seven".