232154137 has 2 divisors, whose sum is σ = 232154138. Its totient is φ = 232154136.

The previous prime is 232154101. The next prime is 232154147. The reversal of 232154137 is 731451232.

232154137 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 124077321 + 108076816 = 11139^2 + 10396^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-232154137 is a prime.

It is not a weakly prime, because it can be changed into another prime (232154147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116077068 + 116077069.

It is an arithmetic number, because the mean of its divisors is an integer number (116077069).

Almost surely, 2^232154137 is an apocalyptic number.

It is an amenable number.

232154137 is a deficient number, since it is larger than the sum of its proper divisors (1).

232154137 is an equidigital number, since it uses as much as digits as its factorization.

232154137 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5040, while the sum is 28.

The square root of 232154137 is about 15236.6051665061. The cubic root of 232154137 is about 614.5994148103.

The spelling of 232154137 in words is "two hundred thirty-two million, one hundred fifty-four thousand, one hundred thirty-seven".