1474691399 has 4 divisors (see below), whose sum is σ = 1474796136. Its totient is φ = 1474586664.

The previous prime is 1474691389. The next prime is 1474691447. The reversal of 1474691399 is 9931964741.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 1474691399 - 2¹⁶ = 1474625863 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1474691399.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1474691389) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27224 + ... + 60749.

It is an arithmetic number, because the mean of its divisors is an integer number (368699034).

Almost surely, 2^1474691399 is an apocalyptic number.

1474691399 is a deficient number, since it is larger than the sum of its proper divisors (104737).

1474691399 is an equidigital number, since it uses as much as digits as its factorization.

1474691399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104736.

The product of its digits is 1469664, while the sum is 53.

The square root of 1474691399 is about 38401.7108863655. The cubic root of 1474691399 is about 1138.2396651872.

The spelling of 1474691399 in words is "one billion, four hundred seventy-four million, six hundred ninety-one thousand, three hundred ninety-nine".