154561114 has 4 divisors (see below), whose sum is σ = 231841674. Its totient is φ = 77280556.

The previous prime is 154561037. The next prime is 154561117. The reversal of 154561114 is 411165451.

154561114 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 153388225 + 1172889 = 12385^2 + 1083^2 .

It is not an unprimeable number, because it can be changed into a prime (154561117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38640277 + ... + 38640280.

Almost surely, 2^154561114 is an apocalyptic number.

154561114 is a deficient number, since it is larger than the sum of its proper divisors (77280560).

154561114 is an equidigital number, since it uses as much as digits as its factorization.

154561114 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77280559.

The product of its digits is 2400, while the sum is 28.

The square root of 154561114 is about 12432.2610172084. The cubic root of 154561114 is about 536.6610545988.

The spelling of 154561114 in words is "one hundred fifty-four million, five hundred sixty-one thousand, one hundred fourteen".