147902823 has 6 divisors (see below), whose sum is σ = 213637424. Its totient is φ = 98601876.

The previous prime is 147902819. The next prime is 147902827. The reversal of 147902823 is 328209741.

It is an interprime number because it is at equal distance from previous prime (147902819) and next prime (147902827).

It is not a de Polignac number, because 147902823 - 2² = 147902819 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (147902827) 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 5 ways as a sum of consecutive naturals, for example, 8216815 + ... + 8216832.

Almost surely, 2^147902823 is an apocalyptic number.

147902823 is a deficient number, since it is larger than the sum of its proper divisors (65734601).

147902823 is a wasteful number, since it uses less digits than its factorization.

147902823 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16433653 (or 16433650 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The square root of 147902823 is about 12161.5304546755. The cubic root of 147902823 is about 528.8414505738.

The spelling of 147902823 in words is "one hundred forty-seven million, nine hundred two thousand, eight hundred twenty-three".