1944437102 has 4 divisors (see below), whose sum is σ = 2916655656. Its totient is φ = 972218550.

The previous prime is 1944437093. The next prime is 1944437113. The reversal of 1944437102 is 2017344491.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2017344491 = 17 ⋅118667323.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 486109274 + ... + 486109277.

It is an arithmetic number, because the mean of its divisors is an integer number (729163914).

Almost surely, 2^1944437102 is an apocalyptic number.

1944437102 is a deficient number, since it is larger than the sum of its proper divisors (972218554).

1944437102 is an equidigital number, since it uses as much as digits as its factorization.

1944437102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 972218553.

The product of its (nonzero) digits is 24192, while the sum is 35.

The square root of 1944437102 is about 44095.7719288369. The cubic root of 1944437102 is about 1248.1438268212.

The spelling of 1944437102 in words is "one billion, nine hundred forty-four million, four hundred thirty-seven thousand, one hundred two".