1244949955 has 8 divisors (see below), whose sum is σ = 1494605232. Its totient is φ = 995516448.

The previous prime is 1244949949. The next prime is 1244950009. The reversal of 1244949955 is 5599494421.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1244949955 - 2¹⁵ = 1244917187 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42829 + ... + 65758.

It is an arithmetic number, because the mean of its divisors is an integer number (186825654).

Almost surely, 2^1244949955 is an apocalyptic number.

1244949955 is a deficient number, since it is larger than the sum of its proper divisors (249655277).

1244949955 is a wasteful number, since it uses less digits than its factorization.

1244949955 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110885.

The product of its digits is 2332800, while the sum is 52.

The square root of 1244949955 is about 35283.8483587037. The cubic root of 1244949955 is about 1075.7647214210.

The spelling of 1244949955 in words is "one billion, two hundred forty-four million, nine hundred forty-nine thousand, nine hundred fifty-five".