1424645477 has 2 divisors, whose sum is σ = 1424645478. Its totient is φ = 1424645476.

The previous prime is 1424645419. The next prime is 1424645527. The reversal of 1424645477 is 7745464241.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 914518081 + 510127396 = 30241^2 + 22586^2 .

It is a cyclic number.

It is not a de Polignac number, because 1424645477 - 2²⁰ = 1423596901 is a prime.

It is a super-2 number, since 2×1424645477² = 4059229470273115058, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1424645977) 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, 712322738 + 712322739.

It is an arithmetic number, because the mean of its divisors is an integer number (712322739).

Almost surely, 2^1424645477 is an apocalyptic number.

It is an amenable number.

1424645477 is a deficient number, since it is larger than the sum of its proper divisors (1).

1424645477 is an equidigital number, since it uses as much as digits as its factorization.

1424645477 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 752640, while the sum is 44.

The square root of 1424645477 is about 37744.4761124062. The cubic root of 1424645477 is about 1125.2152284837.

The spelling of 1424645477 in words is "one billion, four hundred twenty-four million, six hundred forty-five thousand, four hundred seventy-seven".