147227142531 has 8 divisors (see below), whose sum is σ = 224346121984. Its totient is φ = 84129795720.

The previous prime is 147227142473. The next prime is 147227142577. The reversal of 147227142531 is 135241722741.

147227142531 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 147227142531 - 2⁶ = 147227142467 is a prime.

It is a super-2 number, since 2×147227142531² (a number of 23 digits) contains 22 as substring.

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 147227142531.

It is not an unprimeable number, because it can be changed into a prime (147227142131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3505408135 + ... + 3505408176.

It is an arithmetic number, because the mean of its divisors is an integer number (28043265248).

Almost surely, 2^147227142531 is an apocalyptic number.

147227142531 is a deficient number, since it is larger than the sum of its proper divisors (77118979453).

147227142531 is an equidigital number, since it uses as much as digits as its factorization.

147227142531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7010816321.

The product of its digits is 94080, while the sum is 39.

The spelling of 147227142531 in words is "one hundred forty-seven billion, two hundred twenty-seven million, one hundred forty-two thousand, five hundred thirty-one".