147426451973 has 2 divisors, whose sum is σ = 147426451974. Its totient is φ = 147426451972.

The previous prime is 147426451943. The next prime is 147426451981. The reversal of 147426451973 is 379154624741.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 127062305764 + 20364146209 = 356458^2 + 142703^2 .

It is a cyclic number.

It is not a de Polignac number, because 147426451973 - 2¹⁴ = 147426435589 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (147426451943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73713225986 + 73713225987.

It is an arithmetic number, because the mean of its divisors is an integer number (73713225987).

Almost surely, 2^147426451973 is an apocalyptic number.

It is an amenable number.

147426451973 is a deficient number, since it is larger than the sum of its proper divisors (1).

147426451973 is an equidigital number, since it uses as much as digits as its factorization.

147426451973 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5080320, while the sum is 53.

The spelling of 147426451973 in words is "one hundred forty-seven billion, four hundred twenty-six million, four hundred fifty-one thousand, nine hundred seventy-three".