151148549 has 2 divisors, whose sum is σ = 151148550. Its totient is φ = 151148548.

The previous prime is 151148539. The next prime is 151148573. The reversal of 151148549 is 945841151.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 113571649 + 37576900 = 10657^2 + 6130^2 .

It is a cyclic number.

It is not a de Polignac number, because 151148549 - 2⁴ = 151148533 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (151148539) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75574274 + 75574275.

It is an arithmetic number, because the mean of its divisors is an integer number (75574275).

Almost surely, 2^151148549 is an apocalyptic number.

It is an amenable number.

151148549 is a deficient number, since it is larger than the sum of its proper divisors (1).

151148549 is an equidigital number, since it uses as much as digits as its factorization.

151148549 is an evil number, because the sum of its binary digits is even.

The product of its digits is 28800, while the sum is 38.

The square root of 151148549 is about 12294.2486146978. The cubic root of 151148549 is about 532.6819662154.

The spelling of 151148549 in words is "one hundred fifty-one million, one hundred forty-eight thousand, five hundred forty-nine".