1452604819 has 2 divisors, whose sum is σ = 1452604820. Its totient is φ = 1452604818.

The previous prime is 1452604817. The next prime is 1452604843. The reversal of 1452604819 is 9184062541.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1452604819 - 2¹ = 1452604817 is a prime.

It is a super-2 number, since 2×1452604819² = 4220121520364045522, which contains 22 as substring.

Together with 1452604817, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1452604817) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 726302409 + 726302410.

It is an arithmetic number, because the mean of its divisors is an integer number (726302410).

Almost surely, 2^1452604819 is an apocalyptic number.

1452604819 is a deficient number, since it is larger than the sum of its proper divisors (1).

1452604819 is an equidigital number, since it uses as much as digits as its factorization.

1452604819 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 69120, while the sum is 40.

The square root of 1452604819 is about 38113.0531314404. The cubic root of 1452604819 is about 1132.5285531609.

The spelling of 1452604819 in words is "one billion, four hundred fifty-two million, six hundred four thousand, eight hundred nineteen".