146120531 has 8 divisors (see below), whose sum is σ = 151729200. Its totient is φ = 140549920.

The previous prime is 146120503. The next prime is 146120543. The reversal of 146120531 is 135021641.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 146120531 - 2²² = 141926227 is a prime.

It is a super-2 number, since 2×146120531² = 42702419159443922, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 146120497 and 146120506.

It is not an unprimeable number, because it can be changed into a prime (146120131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1565 + ... + 17166.

It is an arithmetic number, because the mean of its divisors is an integer number (18966150).

Almost surely, 2^146120531 is an apocalyptic number.

146120531 is a deficient number, since it is larger than the sum of its proper divisors (5608669).

146120531 is a wasteful number, since it uses less digits than its factorization.

146120531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19029.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 146120531 is about 12088.0325529012. The cubic root of 146120531 is about 526.7086053680.

The spelling of 146120531 in words is "one hundred forty-six million, one hundred twenty thousand, five hundred thirty-one".