1353142646 has 16 divisors (see below), whose sum is σ = 2137274160. Its totient is φ = 640742400.

The previous prime is 1353142633. The next prime is 1353142691. The reversal of 1353142646 is 6462413531.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 178730 + ... + 186146.

It is an arithmetic number, because the mean of its divisors is an integer number (133579635).

Almost surely, 2^1353142646 is an apocalyptic number.

1353142646 is a deficient number, since it is larger than the sum of its proper divisors (784131514).

1353142646 is a wasteful number, since it uses less digits than its factorization.

1353142646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12239.

The product of its digits is 51840, while the sum is 35.

The square root of 1353142646 is about 36785.0872773193. The cubic root of 1353142646 is about 1106.0663854937.

The spelling of 1353142646 in words is "one billion, three hundred fifty-three million, one hundred forty-two thousand, six hundred forty-six".