1452794879 has 2 divisors, whose sum is σ = 1452794880. Its totient is φ = 1452794878.

The previous prime is 1452794831. The next prime is 1452794897. The reversal of 1452794879 is 9784972541.

It is a happy number.

Together with next prime (1452794897) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is an emirp because it is prime and its reverse (9784972541) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1452794879 is a prime.

It is a super-2 number, since 2×1452794879² = 4221225920897249282, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1452794809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 726397439 + 726397440.

It is an arithmetic number, because the mean of its divisors is an integer number (726397440).

Almost surely, 2^1452794879 is an apocalyptic number.

1452794879 is a deficient number, since it is larger than the sum of its proper divisors (1).

1452794879 is an equidigital number, since it uses as much as digits as its factorization.

1452794879 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5080320, while the sum is 56.

The square root of 1452794879 is about 38115.5464213751. The cubic root of 1452794879 is about 1132.5779446602.

The spelling of 1452794879 in words is "one billion, four hundred fifty-two million, seven hundred ninety-four thousand, eight hundred seventy-nine".