154272119 has 2 divisors, whose sum is σ = 154272120. Its totient is φ = 154272118.

The previous prime is 154272071. The next prime is 154272143. The reversal of 154272119 is 911272451.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 154272119 - 2¹⁶ = 154206583 is a prime.

It is a super-2 number, since 2×154272119² = 47599773401500322, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (154272919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77136059 + 77136060.

It is an arithmetic number, because the mean of its divisors is an integer number (77136060).

Almost surely, 2^154272119 is an apocalyptic number.

154272119 is a deficient number, since it is larger than the sum of its proper divisors (1).

154272119 is an equidigital number, since it uses as much as digits as its factorization.

154272119 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5040, while the sum is 32.

The square root of 154272119 is about 12420.6327938636. The cubic root of 154272119 is about 536.3263668697.

The spelling of 154272119 in words is "one hundred fifty-four million, two hundred seventy-two thousand, one hundred nineteen".