147424873 has 2 divisors, whose sum is σ = 147424874. Its totient is φ = 147424872.

The previous prime is 147424859. The next prime is 147424919. The reversal of 147424873 is 378424741.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 77668969 + 69755904 = 8813^2 + 8352^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-147424873 is a prime.

It is a super-2 number, since 2×147424873² = 43468186358132258, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (147424973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73712436 + 73712437.

It is an arithmetic number, because the mean of its divisors is an integer number (73712437).

Almost surely, 2^147424873 is an apocalyptic number.

It is an amenable number.

147424873 is a deficient number, since it is larger than the sum of its proper divisors (1).

147424873 is an equidigital number, since it uses as much as digits as its factorization.

147424873 is an evil number, because the sum of its binary digits is even.

The product of its digits is 150528, while the sum is 40.

The square root of 147424873 is about 12141.8644779128. The cubic root of 147424873 is about 528.2711830573.

The spelling of 147424873 in words is "one hundred forty-seven million, four hundred twenty-four thousand, eight hundred seventy-three".