407746861231 has 2 divisors, whose sum is σ = 407746861232. Its totient is φ = 407746861230.

The previous prime is 407746861213. The next prime is 407746861241. The reversal of 407746861231 is 132168647704.

Together with previous prime (407746861213) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-407746861231 is a prime.

It is a super-2 number, since 2×407746861231² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (407746861241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 203873430615 + 203873430616.

It is an arithmetic number, because the mean of its divisors is an integer number (203873430616).

Almost surely, 2^407746861231 is an apocalyptic number.

407746861231 is a deficient number, since it is larger than the sum of its proper divisors (1).

407746861231 is an equidigital number, since it uses as much as digits as its factorization.

407746861231 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1354752, while the sum is 49.

The spelling of 407746861231 in words is "four hundred seven billion, seven hundred forty-six million, eight hundred sixty-one thousand, two hundred thirty-one".