1145313651 has 8 divisors (see below), whose sum is σ = 1568357584. Its totient is φ = 742906080.

The previous prime is 1145313607. The next prime is 1145313667. The reversal of 1145313651 is 1563135411.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1145313651 - 2¹¹ = 1145311603 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1145313601) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5158960 + ... + 5159181.

It is an arithmetic number, because the mean of its divisors is an integer number (196044698).

Almost surely, 2^1145313651 is an apocalyptic number.

1145313651 is a deficient number, since it is larger than the sum of its proper divisors (423043933).

1145313651 is a wasteful number, since it uses less digits than its factorization.

1145313651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10318181.

The product of its digits is 5400, while the sum is 30.

The square root of 1145313651 is about 33842.4829319599. The cubic root of 1145313651 is about 1046.2644739344.

The spelling of 1145313651 in words is "one billion, one hundred forty-five million, three hundred thirteen thousand, six hundred fifty-one".