147269137 has 4 divisors (see below), whose sum is σ = 148620340. Its totient is φ = 145917936.

The previous prime is 147269099. The next prime is 147269153. The reversal of 147269137 is 731962741.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 49575681 + 97693456 = 7041^2 + 9884^2 .

It is a cyclic number.

It is not a de Polignac number, because 147269137 - 2¹¹ = 147267089 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 147269137.

It is not an unprimeable number, because it can be changed into a prime (147269237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 675438 + ... + 675655.

It is an arithmetic number, because the mean of its divisors is an integer number (37155085).

Almost surely, 2^147269137 is an apocalyptic number.

It is an amenable number.

147269137 is a deficient number, since it is larger than the sum of its proper divisors (1351203).

147269137 is a wasteful number, since it uses less digits than its factorization.

147269137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1351202.

The product of its digits is 63504, while the sum is 40.

The square root of 147269137 is about 12135.4496002414. The cubic root of 147269137 is about 528.0850999675.

The spelling of 147269137 in words is "one hundred forty-seven million, two hundred sixty-nine thousand, one hundred thirty-seven".