1321676754 has 48 divisors (see below), whose sum is σ = 2790059904. Its totient is φ = 417190560.

The previous prime is 1321676731. The next prime is 1321676819. The reversal of 1321676754 is 4576761231.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 268564 + ... + 273440.

It is an arithmetic number, because the mean of its divisors is an integer number (58126248).

Almost surely, 2^1321676754 is an apocalyptic number.

1321676754 is an abundant number, since it is smaller than the sum of its proper divisors (1468383150).

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

1321676754 is a wasteful number, since it uses less digits than its factorization.

1321676754 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4991 (or 4960 counting only the distinct ones).

The product of its digits is 211680, while the sum is 42.

The square root of 1321676754 is about 36354.8724932436. The cubic root of 1321676754 is about 1097.4255923043.

The spelling of 1321676754 in words is "one billion, three hundred twenty-one million, six hundred seventy-six thousand, seven hundred fifty-four".