1002993941 has 2 divisors, whose sum is σ = 1002993942. Its totient is φ = 1002993940.

The previous prime is 1002993919. The next prime is 1002993967. The reversal of 1002993941 is 1493992001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1002988900 + 5041 = 31670^2 + 71^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1002993941 is a prime.

It is a super-2 number, since 2×1002993941² = 2011993691365422962, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1002993895 and 1002993904.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1002993991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 501496970 + 501496971.

It is an arithmetic number, because the mean of its divisors is an integer number (501496971).

Almost surely, 2^1002993941 is an apocalyptic number.

It is an amenable number.

1002993941 is a deficient number, since it is larger than the sum of its proper divisors (1).

1002993941 is an equidigital number, since it uses as much as digits as its factorization.

1002993941 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17496, while the sum is 38.

The square root of 1002993941 is about 31670.0795862593. The cubic root of 1002993941 is about 1000.9969860219.

The spelling of 1002993941 in words is "one billion, two million, nine hundred ninety-three thousand, nine hundred forty-one".