1420260513431 has 2 divisors, whose sum is σ = 1420260513432. Its totient is φ = 1420260513430.

The previous prime is 1420260513379. The next prime is 1420260513557. The reversal of 1420260513431 is 1343150620241.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1420260513431 - 2⁶ = 1420260513367 is a prime.

It is a super-2 number, since 2×1420260513431² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1420260543431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 710130256715 + 710130256716.

It is an arithmetic number, because the mean of its divisors is an integer number (710130256716).

Almost surely, 2^{1420260513431} is an apocalyptic number.

1420260513431 is a deficient number, since it is larger than the sum of its proper divisors (1).

1420260513431 is an equidigital number, since it uses as much as digits as its factorization.

1420260513431 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17280, while the sum is 32.

The spelling of 1420260513431 in words is "one trillion, four hundred twenty billion, two hundred sixty million, five hundred thirteen thousand, four hundred thirty-one".