1154113615 has 8 divisors (see below), whose sum is σ = 1385262720. Its totient is φ = 923073312.

The previous prime is 1154113613. The next prime is 1154113673. The reversal of 1154113615 is 5163114511.

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

It is a cyclic number.

It is not a de Polignac number, because 1154113615 - 2¹ = 1154113613 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1154113613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1684 + ... + 48073.

It is an arithmetic number, because the mean of its divisors is an integer number (173157840).

Almost surely, 2^1154113615 is an apocalyptic number.

1154113615 is a deficient number, since it is larger than the sum of its proper divisors (231149105).

1154113615 is an equidigital number, since it uses as much as digits as its factorization.

1154113615 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54401.

The product of its digits is 1800, while the sum is 28.

The square root of 1154113615 is about 33972.2477178064. The cubic root of 1154113615 is about 1048.9372815368.

The spelling of 1154113615 in words is "one billion, one hundred fifty-four million, one hundred thirteen thousand, six hundred fifteen".