154190942 has 16 divisors (see below), whose sum is σ = 242233632. Its totient is φ = 73471200.

The previous prime is 154190923. The next prime is 154190963. The reversal of 154190942 is 249091451.

154190942 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6692 + ... + 18792.

It is an arithmetic number, because the mean of its divisors is an integer number (15139602).

Almost surely, 2^154190942 is an apocalyptic number.

154190942 is a deficient number, since it is larger than the sum of its proper divisors (88042690).

154190942 is a wasteful number, since it uses less digits than its factorization.

154190942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12403.

The product of its (nonzero) digits is 12960, while the sum is 35.

The square root of 154190942 is about 12417.3645351983. The cubic root of 154190942 is about 536.2322798665.

The spelling of 154190942 in words is "one hundred fifty-four million, one hundred ninety thousand, nine hundred forty-two".