1944972707 has 2 divisors, whose sum is σ = 1944972708. Its totient is φ = 1944972706.

The previous prime is 1944972629. The next prime is 1944972709. The reversal of 1944972707 is 7072794491.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1944972707 - 2¹⁴ = 1944956323 is a prime.

Together with 1944972709, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1944972709) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 972486353 + 972486354.

It is an arithmetic number, because the mean of its divisors is an integer number (972486354).

Almost surely, 2^1944972707 is an apocalyptic number.

1944972707 is a deficient number, since it is larger than the sum of its proper divisors (1).

1944972707 is an equidigital number, since it uses as much as digits as its factorization.

1944972707 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 889056, while the sum is 50.

The square root of 1944972707 is about 44101.8447119846. The cubic root of 1944972707 is about 1248.2584188029.

The spelling of 1944972707 in words is "one billion, nine hundred forty-four million, nine hundred seventy-two thousand, seven hundred seven".