1479892397 has 2 divisors, whose sum is σ = 1479892398. Its totient is φ = 1479892396.

The previous prime is 1479892363. The next prime is 1479892399. The reversal of 1479892397 is 7932989741.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1473101161 + 6791236 = 38381^2 + 2606^2 .

It is a cyclic number.

It is not a de Polignac number, because 1479892397 - 2²² = 1475698093 is a prime.

Together with 1479892399, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1479892399) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 739946198 + 739946199.

It is an arithmetic number, because the mean of its divisors is an integer number (739946199).

Almost surely, 2^1479892397 is an apocalyptic number.

It is an amenable number.

1479892397 is a deficient number, since it is larger than the sum of its proper divisors (1).

1479892397 is an equidigital number, since it uses as much as digits as its factorization.

1479892397 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6858432, while the sum is 59.

The square root of 1479892397 is about 38469.3695945229. The cubic root of 1479892397 is about 1139.5762241952.

The spelling of 1479892397 in words is "one billion, four hundred seventy-nine million, eight hundred ninety-two thousand, three hundred ninety-seven".