1244427023 has 16 divisors (see below), whose sum is σ = 1448032320. Its totient is φ = 1047340800.

The previous prime is 1244427007. The next prime is 1244427061. The reversal of 1244427023 is 3207244421.

It is a cyclic number.

It is not a de Polignac number, because 1244427023 - 2⁴ = 1244427007 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1244427923) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 280043 + ... + 284451.

It is an arithmetic number, because the mean of its divisors is an integer number (90502020).

Almost surely, 2^1244427023 is an apocalyptic number.

1244427023 is a deficient number, since it is larger than the sum of its proper divisors (203605297).

1244427023 is an equidigital number, since it uses as much as digits as its factorization.

1244427023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5138.

The product of its (nonzero) digits is 10752, while the sum is 29.

The square root of 1244427023 is about 35276.4372208986. The cubic root of 1244427023 is about 1075.6140779946.

The spelling of 1244427023 in words is "one billion, two hundred forty-four million, four hundred twenty-seven thousand, twenty-three".