1259042496 has 28 divisors (see below), whose sum is σ = 3331217112. Its totient is φ = 419680768.

The previous prime is 1259042489. The next prime is 1259042527. The reversal of 1259042496 is 6942409521.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3278565 + ... + 3278948.

Almost surely, 2^1259042496 is an apocalyptic number.

1259042496 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1259042496 is an abundant number, since it is smaller than the sum of its proper divisors (2072174616).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1259042496 is an equidigital number, since it uses as much as digits as its factorization.

1259042496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6557528 (or 6557518 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 42.

The square root of 1259042496 is about 35482.9888256331. The cubic root of 1259042496 is about 1079.8086355044.

The spelling of 1259042496 in words is "one billion, two hundred fifty-nine million, forty-two thousand, four hundred ninety-six".