1283343494 has 8 divisors (see below), whose sum is σ = 1925399208. Its totient is φ = 641543760.

The previous prime is 1283343469. The next prime is 1283343539. The reversal of 1283343494 is 4943433821.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

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, 50927 + ... + 71834.

It is an arithmetic number, because the mean of its divisors is an integer number (240674901).

Almost surely, 2^1283343494 is an apocalyptic number.

1283343494 is a deficient number, since it is larger than the sum of its proper divisors (642055714).

1283343494 is a wasteful number, since it uses less digits than its factorization.

1283343494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127990.

The product of its digits is 248832, while the sum is 41.

The square root of 1283343494 is about 35823.7839151589. The cubic root of 1283343494 is about 1086.7116037514.

The spelling of 1283343494 in words is "one billion, two hundred eighty-three million, three hundred forty-three thousand, four hundred ninety-four".