154245344540111 has 32 divisors (see below), whose sum is σ = 180835871943168. Its totient is φ = 130001349565440.

The previous prime is 154245344540069. The next prime is 154245344540173. The reversal of 154245344540111 is 111045443542451.

It is a cyclic number.

It is not a de Polignac number, because 154245344540111 - 2¹⁸ = 154245344277967 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (154245344549111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3564686 + ... + 17921988.

It is an arithmetic number, because the mean of its divisors is an integer number (5651120998224).

Almost surely, 2^{154245344540111} is an apocalyptic number.

154245344540111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

154245344540111 is a deficient number, since it is larger than the sum of its proper divisors (26590527403057).

154245344540111 is a wasteful number, since it uses less digits than its factorization.

154245344540111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14358191.

The product of its (nonzero) digits is 768000, while the sum is 44.

The spelling of 154245344540111 in words is "one hundred fifty-four trillion, two hundred forty-five billion, three hundred forty-four million, five hundred forty thousand, one hundred eleven".