147500023469 has 2 divisors, whose sum is σ = 147500023470. Its totient is φ = 147500023468.

The previous prime is 147500023457. The next prime is 147500023493. The reversal of 147500023469 is 964320005741.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 132450867844 + 15049155625 = 363938^2 + 122675^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-147500023469 is a prime.

It is a super-2 number, since 2×147500023469² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (147500023409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73750011734 + 73750011735.

It is an arithmetic number, because the mean of its divisors is an integer number (73750011735).

Almost surely, 2^147500023469 is an apocalyptic number.

It is an amenable number.

147500023469 is a deficient number, since it is larger than the sum of its proper divisors (1).

147500023469 is an equidigital number, since it uses as much as digits as its factorization.

147500023469 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 181440, while the sum is 41.

The spelling of 147500023469 in words is "one hundred forty-seven billion, five hundred million, twenty-three thousand, four hundred sixty-nine".