1450769797 has 4 divisors (see below), whose sum is σ = 1460377696. Its totient is φ = 1441161900.

The previous prime is 1450769791. The next prime is 1450769809. The reversal of 1450769797 is 7979670541.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1450769797 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1450769791) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4803723 + ... + 4804024.

It is an arithmetic number, because the mean of its divisors is an integer number (365094424).

Almost surely, 2^1450769797 is an apocalyptic number.

It is an amenable number.

1450769797 is a deficient number, since it is larger than the sum of its proper divisors (9607899).

1450769797 is an equidigital number, since it uses as much as digits as its factorization.

1450769797 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9607898.

The product of its (nonzero) digits is 3333960, while the sum is 55.

The square root of 1450769797 is about 38088.9721179241. The cubic root of 1450769797 is about 1132.0514583795.

The spelling of 1450769797 in words is "one billion, four hundred fifty million, seven hundred sixty-nine thousand, seven hundred ninety-seven".