934221131 has 2 divisors, whose sum is σ = 934221132. Its totient is φ = 934221130.

The previous prime is 934221097. The next prime is 934221137. The reversal of 934221131 is 131122439.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-934221131 is a prime.

It is a super-2 number, since 2×934221131² = 1745538243213838322, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 934221131.

It is not a weakly prime, because it can be changed into another prime (934221137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 467110565 + 467110566.

It is an arithmetic number, because the mean of its divisors is an integer number (467110566).

Almost surely, 2^934221131 is an apocalyptic number.

934221131 is a deficient number, since it is larger than the sum of its proper divisors (1).

934221131 is an equidigital number, since it uses as much as digits as its factorization.

934221131 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1296, while the sum is 26.

The square root of 934221131 is about 30565.0311794377. The cubic root of 934221131 is about 977.5745696563.

It can be divided in two parts, 93 and 4221131, that added together give a palindrome (4221224).

The spelling of 934221131 in words is "nine hundred thirty-four million, two hundred twenty-one thousand, one hundred thirty-one".