11455215154 has 8 divisors (see below), whose sum is σ = 17548414848. Its totient is φ = 5605743540.

The previous prime is 11455215119. The next prime is 11455215173. The reversal of 11455215154 is 45151255411.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60931902 + ... + 60932089.

It is an arithmetic number, because the mean of its divisors is an integer number (2193551856).

Almost surely, 2^11455215154 is an apocalyptic number.

11455215154 is a deficient number, since it is larger than the sum of its proper divisors (6093199694).

11455215154 is a wasteful number, since it uses less digits than its factorization.

11455215154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121864040.

The product of its digits is 20000, while the sum is 34.

The spelling of 11455215154 in words is "eleven billion, four hundred fifty-five million, two hundred fifteen thousand, one hundred fifty-four".