1980713092 has 6 divisors (see below), whose sum is σ = 3466247918. Its totient is φ = 990356544.

The previous prime is 1980713071. The next prime is 1980713113. The reversal of 1980713092 is 2903170891.

It is an interprime number because it is at equal distance from previous prime (1980713071) and next prime (1980713113).

It can be written as a sum of positive squares in only one way, i.e., 1111288896 + 869424196 = 33336^2 + 29486^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 247589133 + ... + 247589140.

Almost surely, 2^1980713092 is an apocalyptic number.

It is an amenable number.

1980713092 is a deficient number, since it is larger than the sum of its proper divisors (1485534826).

1980713092 is a wasteful number, since it uses less digits than its factorization.

1980713092 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 495178277 (or 495178275 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 40.

The square root of 1980713092 is about 44505.2029767307. The cubic root of 1980713092 is about 1255.8579641472.

The spelling of 1980713092 in words is "one billion, nine hundred eighty million, seven hundred thirteen thousand, ninety-two".