340467408731 has 2 divisors, whose sum is σ = 340467408732. Its totient is φ = 340467408730.

The previous prime is 340467408691. The next prime is 340467408803. The reversal of 340467408731 is 137804764043.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-340467408731 is a prime.

It is a super-3 number, since 3×340467408731³ (a number of 36 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (340467408031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170233704365 + 170233704366.

It is an arithmetic number, because the mean of its divisors is an integer number (170233704366).

Almost surely, 2^340467408731 is an apocalyptic number.

340467408731 is a deficient number, since it is larger than the sum of its proper divisors (1).

340467408731 is an equidigital number, since it uses as much as digits as its factorization.

340467408731 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 47.

The spelling of 340467408731 in words is "three hundred forty billion, four hundred sixty-seven million, four hundred eight thousand, seven hundred thirty-one".