431401011383 has 2 divisors, whose sum is σ = 431401011384. Its totient is φ = 431401011382.

The previous prime is 431401011359. The next prime is 431401011473. The reversal of 431401011383 is 383110104134.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 431401011383 - 2¹⁶ = 431400945847 is a prime.

It is a super-2 number, since 2×431401011383² (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 (431401011323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 215700505691 + 215700505692.

It is an arithmetic number, because the mean of its divisors is an integer number (215700505692).

Almost surely, 2^431401011383 is an apocalyptic number.

431401011383 is a deficient number, since it is larger than the sum of its proper divisors (1).

431401011383 is an equidigital number, since it uses as much as digits as its factorization.

431401011383 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 29.

The spelling of 431401011383 in words is "four hundred thirty-one billion, four hundred one million, eleven thousand, three hundred eighty-three".