146556253 has 16 divisors (see below), whose sum is σ = 161596800. Its totient is φ = 132663168.

The previous prime is 146556247. The next prime is 146556281. The reversal of 146556253 is 352655641.

146556253 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 146556253 - 2⁹ = 146555741 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 (146556853) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 157293 + ... + 158221.

It is an arithmetic number, because the mean of its divisors is an integer number (10099800).

Almost surely, 2^146556253 is an apocalyptic number.

It is an amenable number.

146556253 is a deficient number, since it is larger than the sum of its proper divisors (15040547).

146556253 is an frugal number, since it uses more digits than its factorization.

146556253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1009 (or 971 counting only the distinct ones).

The product of its digits is 108000, while the sum is 37.

The square root of 146556253 is about 12106.0420038921. The cubic root of 146556253 is about 527.2316228749.

The spelling of 146556253 in words is "one hundred forty-six million, five hundred fifty-six thousand, two hundred fifty-three".