6147120465 has 24 divisors (see below), whose sum is σ = 10856050920. Its totient is φ = 3216605184.

The previous prime is 6147120437. The next prime is 6147120493. The reversal of 6147120465 is 5640217416.

It is an interprime number because it is at equal distance from previous prime (6147120437) and next prime (6147120493).

It can be written as a sum of positive squares in 4 ways, for example, as 1207701504 + 4939418961 = 34752^2 + 70281^2 .

It is not a de Polignac number, because 6147120465 - 2⁷ = 6147120337 is a prime.

It is a super-2 number, since 2×6147120465² = 75574180022443632450, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1286320 + ... + 1291089.

It is an arithmetic number, because the mean of its divisors is an integer number (452335455).

Almost surely, 2^6147120465 is an apocalyptic number.

It is an amenable number.

6147120465 is a deficient number, since it is larger than the sum of its proper divisors (4708930455).

6147120465 is a wasteful number, since it uses less digits than its factorization.

6147120465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2577473 (or 2577470 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 36.

The square root of 6147120465 is about 78403.5743126549. The cubic root of 6147120465 is about 1831.8528085859.

The spelling of 6147120465 in words is "six billion, one hundred forty-seven million, one hundred twenty thousand, four hundred sixty-five".