153791137 has 2 divisors, whose sum is σ = 153791138. Its totient is φ = 153791136.

The previous prime is 153791101. The next prime is 153791159. The reversal of 153791137 is 731197351.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 153660816 + 130321 = 12396^2 + 361^2 .

It is an emirp because it is prime and its reverse (731197351) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 153791137 - 2⁷ = 153791009 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 153791096 and 153791105.

It is not a weakly prime, because it can be changed into another prime (153791237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76895568 + 76895569.

It is an arithmetic number, because the mean of its divisors is an integer number (76895569).

Almost surely, 2^153791137 is an apocalyptic number.

It is an amenable number.

153791137 is a deficient number, since it is larger than the sum of its proper divisors (1).

153791137 is an equidigital number, since it uses as much as digits as its factorization.

153791137 is an evil number, because the sum of its binary digits is even.

The product of its digits is 19845, while the sum is 37.

The square root of 153791137 is about 12401.2554606378. The cubic root of 153791137 is about 535.7684093160.

The spelling of 153791137 in words is "one hundred fifty-three million, seven hundred ninety-one thousand, one hundred thirty-seven".