890114431 has 2 divisors, whose sum is σ = 890114432. Its totient is φ = 890114430.

The previous prime is 890114399. The next prime is 890114437. The reversal of 890114431 is 134411098.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 890114431 - 2⁵ = 890114399 is a prime.

It is a super-2 number, since 2×890114431² = 1584607400548907522, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 890114393 and 890114402.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (890114437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 445057215 + 445057216.

It is an arithmetic number, because the mean of its divisors is an integer number (445057216).

Almost surely, 2^890114431 is an apocalyptic number.

890114431 is a deficient number, since it is larger than the sum of its proper divisors (1).

890114431 is an equidigital number, since it uses as much as digits as its factorization.

890114431 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 31.

The square root of 890114431 is about 29834.7855866269. The cubic root of 890114431 is about 961.9413950090.

It can be divided in two parts, 8901 and 14431, that added together give a palindrome (23332).

The spelling of 890114431 in words is "eight hundred ninety million, one hundred fourteen thousand, four hundred thirty-one".