431103461 has 2 divisors, whose sum is σ = 431103462. Its totient is φ = 431103460.

The previous prime is 431103443. The next prime is 431103469. The reversal of 431103461 is 164301134.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 253414561 + 177688900 = 15919^2 + 13330^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-431103461 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (431103469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 215551730 + 215551731.

It is an arithmetic number, because the mean of its divisors is an integer number (215551731).

Almost surely, 2^431103461 is an apocalyptic number.

It is an amenable number.

431103461 is a deficient number, since it is larger than the sum of its proper divisors (1).

431103461 is an equidigital number, since it uses as much as digits as its factorization.

431103461 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 431103461 is about 20763.0311130143. The cubic root of 431103461 is about 755.4293194433.

Adding to 431103461 its reverse (164301134), we get a palindrome (595404595).

The spelling of 431103461 in words is "four hundred thirty-one million, one hundred three thousand, four hundred sixty-one".