1144379942 has 12 divisors (see below), whose sum is σ = 1773732348. Its totient is φ = 553731300.

The previous prime is 1144379891. The next prime is 1144379953. The reversal of 1144379942 is 2499734411.

It is a junction number, because it is equal to n+sod(n) for n = 1144379893 and 1144379902.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 295784 + ... + 299627.

It is an arithmetic number, because the mean of its divisors is an integer number (147811029).

Almost surely, 2^1144379942 is an apocalyptic number.

1144379942 is a deficient number, since it is larger than the sum of its proper divisors (629352406).

1144379942 is an equidigital number, since it uses as much as digits as its factorization.

1144379942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 595475 (or 595444 counting only the distinct ones).

The product of its digits is 217728, while the sum is 44.

The square root of 1144379942 is about 33828.6851946687. The cubic root of 1144379942 is about 1045.9800766873.

The spelling of 1144379942 in words is "one billion, one hundred forty-four million, three hundred seventy-nine thousand, nine hundred forty-two".