1013873306 has 4 divisors (see below), whose sum is σ = 1520809962. Its totient is φ = 506936652.

The previous prime is 1013873299. The next prime is 1013873317. The reversal of 1013873306 is 6033783101.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6033783101 = 13043 ⋅462607.

It can be written as a sum of positive squares in only one way, i.e., 1013849281 + 24025 = 31841^2 + 155^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 253468325 + ... + 253468328.

Almost surely, 2^1013873306 is an apocalyptic number.

1013873306 is a deficient number, since it is larger than the sum of its proper divisors (506936656).

1013873306 is an equidigital number, since it uses as much as digits as its factorization.

1013873306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 506936655.

The product of its (nonzero) digits is 9072, while the sum is 32.

The square root of 1013873306 is about 31841.3772629263. The cubic root of 1013873306 is about 1004.6032132478.

The spelling of 1013873306 in words is "one billion, thirteen million, eight hundred seventy-three thousand, three hundred six".