149000513 has 2 divisors, whose sum is σ = 149000514. Its totient is φ = 149000512.

The previous prime is 149000497. The next prime is 149000561. The reversal of 149000513 is 315000941.

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., 147671104 + 1329409 = 12152^2 + 1153^2 .

It is a cyclic number.

It is not a de Polignac number, because 149000513 - 2⁴ = 149000497 is a prime.

It is not a weakly prime, because it can be changed into another prime (149000213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74500256 + 74500257.

It is an arithmetic number, because the mean of its divisors is an integer number (74500257).

Almost surely, 2^149000513 is an apocalyptic number.

It is an amenable number.

149000513 is a deficient number, since it is larger than the sum of its proper divisors (1).

149000513 is an equidigital number, since it uses as much as digits as its factorization.

149000513 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 540, while the sum is 23.

The square root of 149000513 is about 12206.5766290144. The cubic root of 149000513 is about 530.1465276599.

The spelling of 149000513 in words is "one hundred forty-nine million, five hundred thirteen", and thus it is an aban number.