1373012012 has 6 divisors (see below), whose sum is σ = 2402771028. Its totient is φ = 686506004.
The previous prime is 1373011999. The next prime is 1373012023. The reversal of 1373012012 is 2102103731.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171626498 + ... + 171626505.
It is an arithmetic number, because the mean of its divisors is an integer number (400461838).
Almost surely, 21373012012 is an apocalyptic number.
It is an amenable number.
1373012012 is a deficient number, since it is larger than the sum of its proper divisors (1029759016).
1373012012 is a wasteful number, since it uses less digits than its factorization.
1373012012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 343253007 (or 343253005 counting only the distinct ones).
The product of its (nonzero) digits is 252, while the sum is 20.
The square root of 1373012012 is about 37054.1767146431. The cubic root of 1373012012 is about 1111.4538782295.
Adding to 1373012012 its reverse (2102103731), we get a palindrome (3475115743).
The spelling of 1373012012 in words is "one billion, three hundred seventy-three million, twelve thousand, twelve".
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