1425184993 has 2 divisors, whose sum is σ = 1425184994. Its totient is φ = 1425184992.

The previous prime is 1425184967. The next prime is 1425185017. The reversal of 1425184993 is 3994815241.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 940832929 + 484352064 = 30673^2 + 22008^2 .

It is a cyclic number.

It is not a de Polignac number, because 1425184993 - 2²⁵ = 1391630561 is a prime.

It is not a weakly prime, because it can be changed into another prime (1425184693) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 712592496 + 712592497.

It is an arithmetic number, because the mean of its divisors is an integer number (712592497).

Almost surely, 2^1425184993 is an apocalyptic number.

It is an amenable number.

1425184993 is a deficient number, since it is larger than the sum of its proper divisors (1).

1425184993 is an equidigital number, since it uses as much as digits as its factorization.

1425184993 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 311040, while the sum is 46.

The square root of 1425184993 is about 37751.6223889782. The cubic root of 1425184993 is about 1125.3572509522.

The spelling of 1425184993 in words is "one billion, four hundred twenty-five million, one hundred eighty-four thousand, nine hundred ninety-three".