1431525041 has 2 divisors, whose sum is σ = 1431525042. Its totient is φ = 1431525040.

The previous prime is 1431525031. The next prime is 1431525061. The reversal of 1431525041 is 1405251341.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1060153600 + 371371441 = 32560^2 + 19271^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1431525041 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1431525041.

It is not a weakly prime, because it can be changed into another prime (1431525031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 715762520 + 715762521.

It is an arithmetic number, because the mean of its divisors is an integer number (715762521).

Almost surely, 2^1431525041 is an apocalyptic number.

It is an amenable number.

1431525041 is a deficient number, since it is larger than the sum of its proper divisors (1).

1431525041 is an equidigital number, since it uses as much as digits as its factorization.

1431525041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2400, while the sum is 26.

The square root of 1431525041 is about 37835.4997456093. The cubic root of 1431525041 is about 1127.0235294022.

Adding to 1431525041 its reverse (1405251341), we get a palindrome (2836776382).

The spelling of 1431525041 in words is "one billion, four hundred thirty-one million, five hundred twenty-five thousand, forty-one".