1404131629 has 2 divisors, whose sum is σ = 1404131630. Its totient is φ = 1404131628.

The previous prime is 1404131587. The next prime is 1404131671. The reversal of 1404131629 is 9261314041.

It is a balanced prime because it is at equal distance from previous prime (1404131587) and next prime (1404131671).

It can be written as a sum of positive squares in only one way, i.e., 1046846025 + 357285604 = 32355^2 + 18902^2 .

It is a cyclic number.

It is not a de Polignac number, because 1404131629 - 2²¹ = 1402034477 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1404131629.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1404131689) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 702065814 + 702065815.

It is an arithmetic number, because the mean of its divisors is an integer number (702065815).

Almost surely, 2^1404131629 is an apocalyptic number.

It is an amenable number.

1404131629 is a deficient number, since it is larger than the sum of its proper divisors (1).

1404131629 is an equidigital number, since it uses as much as digits as its factorization.

1404131629 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 1404131629 is about 37471.7444082872. The cubic root of 1404131629 is about 1119.7883393071.

The spelling of 1404131629 in words is "one billion, four hundred four million, one hundred thirty-one thousand, six hundred twenty-nine".