153980475 has 48 divisors (see below), whose sum is σ = 294088320. Its totient is φ = 70259200.

The previous prime is 153980471. The next prime is 153980527. The reversal of 153980475 is 574089351.

153980475 = 446² + 447² + ... + 819².

It is not a de Polignac number, because 153980475 - 2² = 153980471 is a prime.

It is not an unprimeable number, because it can be changed into a prime (153980471) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8536 + ... + 19514.

It is an arithmetic number, because the mean of its divisors is an integer number (6126840).

Almost surely, 2^153980475 is an apocalyptic number.

153980475 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

153980475 is a deficient number, since it is larger than the sum of its proper divisors (140107845).

153980475 is a wasteful number, since it uses less digits than its factorization.

153980475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11020 (or 11015 counting only the distinct ones).

The product of its (nonzero) digits is 151200, while the sum is 42.

The square root of 153980475 is about 12408.8869363856. The cubic root of 153980475 is about 535.9881873000.

The spelling of 153980475 in words is "one hundred fifty-three million, nine hundred eighty thousand, four hundred seventy-five".