1539703099 has 12 divisors (see below), whose sum is σ = 1765986768. Its totient is φ = 1338869840.

The previous prime is 1539703063. The next prime is 1539703103. The reversal of 1539703099 is 9903079351.

It is not a de Polignac number, because 1539703099 - 2⁹ = 1539702587 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1539703049) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 273844 + ... + 279409.

It is an arithmetic number, because the mean of its divisors is an integer number (147165564).

Almost surely, 2^1539703099 is an apocalyptic number.

1539703099 is a deficient number, since it is larger than the sum of its proper divisors (226283669).

1539703099 is a wasteful number, since it uses less digits than its factorization.

1539703099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 553298 (or 553287 counting only the distinct ones).

The product of its (nonzero) digits is 229635, while the sum is 46.

The square root of 1539703099 is about 39239.0506893324. The cubic root of 1539703099 is about 1154.7261331022.

The spelling of 1539703099 in words is "one billion, five hundred thirty-nine million, seven hundred three thousand, ninety-nine".