1479223937 has 2 divisors, whose sum is σ = 1479223938. Its totient is φ = 1479223936.

The previous prime is 1479223861. The next prime is 1479223957. The reversal of 1479223937 is 7393229741.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1096669456 + 382554481 = 33116^2 + 19559^2 .

It is an emirp because it is prime and its reverse (7393229741) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1479223937 - 2¹⁸ = 1478961793 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1479223891 and 1479223900.

It is not a weakly prime, because it can be changed into another prime (1479223957) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 739611968 + 739611969.

It is an arithmetic number, because the mean of its divisors is an integer number (739611969).

Almost surely, 2^1479223937 is an apocalyptic number.

It is an amenable number.

1479223937 is a deficient number, since it is larger than the sum of its proper divisors (1).

1479223937 is an equidigital number, since it uses as much as digits as its factorization.

1479223937 is an evil number, because the sum of its binary digits is even.

The product of its digits is 571536, while the sum is 47.

The square root of 1479223937 is about 38460.6804021978. The cubic root of 1479223937 is about 1139.4046180596.

The spelling of 1479223937 in words is "one billion, four hundred seventy-nine million, two hundred twenty-three thousand, nine hundred thirty-seven".