149695147 has 10 divisors (see below), whose sum is σ = 174636748. Its totient is φ = 128308068.

The previous prime is 149695127. The next prime is 149695151. The reversal of 149695147 is 741596941.

149695147 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 149695147 - 2¹⁵ = 149662379 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 149695097 and 149695106.

It is not an unprimeable number, because it can be changed into a prime (149695127) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 28773 + ... + 33574.

Almost surely, 2^149695147 is an apocalyptic number.

149695147 is a deficient number, since it is larger than the sum of its proper divisors (24941601).

149695147 is an frugal number, since it uses more digits than its factorization.

149695147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62375 (or 62354 counting only the distinct ones).

The product of its digits is 272160, while the sum is 46.

The square root of 149695147 is about 12234.9968124230. The cubic root of 149695147 is about 530.9690908531.

The spelling of 149695147 in words is "one hundred forty-nine million, six hundred ninety-five thousand, one hundred forty-seven".