151494137 has 2 divisors, whose sum is σ = 151494138. Its totient is φ = 151494136.

The previous prime is 151494127. The next prime is 151494227. The reversal of 151494137 is 731494151.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 121638841 + 29855296 = 11029^2 + 5464^2 .

It is an emirp because it is prime and its reverse (731494151) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 151494137 - 2⁴ = 151494121 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 151494097 and 151494106.

It is not a weakly prime, because it can be changed into another prime (151494127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75747068 + 75747069.

It is an arithmetic number, because the mean of its divisors is an integer number (75747069).

Almost surely, 2^151494137 is an apocalyptic number.

It is an amenable number.

151494137 is a deficient number, since it is larger than the sum of its proper divisors (1).

151494137 is an equidigital number, since it uses as much as digits as its factorization.

151494137 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15120, while the sum is 35.

The square root of 151494137 is about 12308.2954546923. The cubic root of 151494137 is about 533.0876341797.

The spelling of 151494137 in words is "one hundred fifty-one million, four hundred ninety-four thousand, one hundred thirty-seven".