1354731745 has 16 divisors (see below), whose sum is σ = 1671840000. Its totient is φ = 1053424768.

The previous prime is 1354731731. The next prime is 1354731757. The reversal of 1354731745 is 5471374531.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1354731745 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1354731698 and 1354731707.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 456 + ... + 52054.

It is an arithmetic number, because the mean of its divisors is an integer number (104490000).

Almost surely, 2^1354731745 is an apocalyptic number.

It is an amenable number.

1354731745 is a deficient number, since it is larger than the sum of its proper divisors (317108255).

1354731745 is an equidigital number, since it uses as much as digits as its factorization.

1354731745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51752.

The product of its digits is 176400, while the sum is 40.

The square root of 1354731745 is about 36806.6807115230. The cubic root of 1354731745 is about 1106.4991955879.

The spelling of 1354731745 in words is "one billion, three hundred fifty-four million, seven hundred thirty-one thousand, seven hundred forty-five".