426031511 has 2 divisors, whose sum is σ = 426031512. Its totient is φ = 426031510.

The previous prime is 426031477. The next prime is 426031513. The reversal of 426031511 is 115130624.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 426031511 - 2¹⁰ = 426030487 is a prime.

Together with 426031513, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (426031513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213015755 + 213015756.

It is an arithmetic number, because the mean of its divisors is an integer number (213015756).

Almost surely, 2^426031511 is an apocalyptic number.

426031511 is a deficient number, since it is larger than the sum of its proper divisors (1).

426031511 is an equidigital number, since it uses as much as digits as its factorization.

426031511 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 426031511 is about 20640.5307829038. The cubic root of 426031511 is about 752.4550723536.

The spelling of 426031511 in words is "four hundred twenty-six million, thirty-one thousand, five hundred eleven".