1201948944 has 80 divisors (see below), whose sum is σ = 3608816640. Its totient is φ = 337587840.

The previous prime is 1201948939. The next prime is 1201948961. The reversal of 1201948944 is 4498491021.

It is a happy number.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a junction number, because it is equal to n+sod(n) for n = 1201948896 and 1201948905.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10492 + ... + 50139.

It is an arithmetic number, because the mean of its divisors is an integer number (45110208).

Almost surely, 2^1201948944 is an apocalyptic number.

1201948944 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1201948944 is an abundant number, since it is smaller than the sum of its proper divisors (2406867696).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1201948944 is a wasteful number, since it uses less digits than its factorization.

1201948944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60708 (or 60702 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 42.

The square root of 1201948944 is about 34669.1353223584. The cubic root of 1201948944 is about 1063.2335530257.

The spelling of 1201948944 in words is "one billion, two hundred one million, nine hundred forty-eight thousand, nine hundred forty-four".