152770147 has 4 divisors (see below), whose sum is σ = 153795600. Its totient is φ = 151744696.

The previous prime is 152770133. The next prime is 152770159. The reversal of 152770147 is 741077251.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 741077251 = 137 ⋅5409323.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-152770147 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (152770187) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 512503 + ... + 512800.

It is an arithmetic number, because the mean of its divisors is an integer number (38448900).

Almost surely, 2^152770147 is an apocalyptic number.

152770147 is a deficient number, since it is larger than the sum of its proper divisors (1025453).

152770147 is a wasteful number, since it uses less digits than its factorization.

152770147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1025452.

The product of its (nonzero) digits is 13720, while the sum is 34.

The square root of 152770147 is about 12360.0221278119. The cubic root of 152770147 is about 534.5801544941.

The spelling of 152770147 in words is "one hundred fifty-two million, seven hundred seventy thousand, one hundred forty-seven".