1403125399 has 16 divisors (see below), whose sum is σ = 1532805120. Its totient is φ = 1276610400.

The previous prime is 1403125393. The next prime is 1403125429. The reversal of 1403125399 is 9935213041.

It is not a de Polignac number, because 1403125399 - 2⁷ = 1403125271 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1403125393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1181484 + ... + 1182670.

It is an arithmetic number, because the mean of its divisors is an integer number (95800320).

Almost surely, 2^1403125399 is an apocalyptic number.

1403125399 is a deficient number, since it is larger than the sum of its proper divisors (129679721).

1403125399 is a wasteful number, since it uses less digits than its factorization.

1403125399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2430.

The product of its (nonzero) digits is 29160, while the sum is 37.

The square root of 1403125399 is about 37458.3154853498. The cubic root of 1403125399 is about 1119.5207874958.

The spelling of 1403125399 in words is "one billion, four hundred three million, one hundred twenty-five thousand, three hundred ninety-nine".