471534137651 has 2 divisors, whose sum is σ = 471534137652. Its totient is φ = 471534137650.

The previous prime is 471534137647. The next prime is 471534137653. The reversal of 471534137651 is 156731435174.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 471534137651 - 2² = 471534137647 is a prime.

Together with 471534137653, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 471534137596 and 471534137605.

It is not a weakly prime, because it can be changed into another prime (471534137653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 235767068825 + 235767068826.

It is an arithmetic number, because the mean of its divisors is an integer number (235767068826).

Almost surely, 2^471534137651 is an apocalyptic number.

471534137651 is a deficient number, since it is larger than the sum of its proper divisors (1).

471534137651 is an equidigital number, since it uses as much as digits as its factorization.

471534137651 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1058400, while the sum is 47.

The spelling of 471534137651 in words is "four hundred seventy-one billion, five hundred thirty-four million, one hundred thirty-seven thousand, six hundred fifty-one".