1354750649 has 8 divisors (see below), whose sum is σ = 1577499840. Its totient is φ = 1139304816.

The previous prime is 1354750637. The next prime is 1354750693. The reversal of 1354750649 is 9460574531.

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

It is a cyclic number.

It is not a de Polignac number, because 1354750649 - 2⁴ = 1354750633 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1354750849) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1825439 + ... + 1826180.

It is an arithmetic number, because the mean of its divisors is an integer number (197187480).

Almost surely, 2^1354750649 is an apocalyptic number.

It is an amenable number.

1354750649 is a deficient number, since it is larger than the sum of its proper divisors (222749191).

1354750649 is an equidigital number, since it uses as much as digits as its factorization.

1354750649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3651679.

The product of its (nonzero) digits is 453600, while the sum is 44.

The square root of 1354750649 is about 36806.9375118333. The cubic root of 1354750649 is about 1106.5043422805.

The spelling of 1354750649 in words is "one billion, three hundred fifty-four million, seven hundred fifty thousand, six hundred forty-nine".