5365640121 has 8 divisors (see below), whose sum is σ = 7166253600. Its totient is φ = 3571060032.

The previous prime is 5365640057. The next prime is 5365640167. The reversal of 5365640121 is 1210465635.

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

It is not a de Polignac number, because 5365640121 - 2⁶ = 5365640057 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5365641121) 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, 1506271 + ... + 1509828.

It is an arithmetic number, because the mean of its divisors is an integer number (895781700).

Almost surely, 2^5365640121 is an apocalyptic number.

It is an amenable number.

5365640121 is a deficient number, since it is larger than the sum of its proper divisors (1800613479).

5365640121 is a wasteful number, since it uses less digits than its factorization.

5365640121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3016695.

The product of its (nonzero) digits is 21600, while the sum is 33.

The square root of 5365640121 is about 73250.5298342613. The cubic root of 5365640121 is about 1750.6816523832.

The spelling of 5365640121 in words is "five billion, three hundred sixty-five million, six hundred forty thousand, one hundred twenty-one".