154097137 has 2 divisors, whose sum is σ = 154097138. Its totient is φ = 154097136.

The previous prime is 154097093. The next prime is 154097159. The reversal of 154097137 is 731790451.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 113188321 + 40908816 = 10639^2 + 6396^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-154097137 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 154097096 and 154097105.

It is not a weakly prime, because it can be changed into another prime (154092137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77048568 + 77048569.

It is an arithmetic number, because the mean of its divisors is an integer number (77048569).

Almost surely, 2^154097137 is an apocalyptic number.

It is an amenable number.

154097137 is a deficient number, since it is larger than the sum of its proper divisors (1).

154097137 is an equidigital number, since it uses as much as digits as its factorization.

154097137 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 26460, while the sum is 37.

The square root of 154097137 is about 12413.5867902875. The cubic root of 154097137 is about 536.1235154293.

The spelling of 154097137 in words is "one hundred fifty-four million, ninety-seven thousand, one hundred thirty-seven".