1042893941 has 2 divisors, whose sum is σ = 1042893942. Its totient is φ = 1042893940.

The previous prime is 1042893871. The next prime is 1042893953. The reversal of 1042893941 is 1493982401.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 529690225 + 513203716 = 23015^2 + 22654^2 .

It is an emirp because it is prime and its reverse (1493982401) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1042893941 - 2¹⁴ = 1042877557 is a prime.

It is a super-2 number, since 2×1042893941² = 2175255544349022962, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1042823941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 521446970 + 521446971.

It is an arithmetic number, because the mean of its divisors is an integer number (521446971).

Almost surely, 2^1042893941 is an apocalyptic number.

It is an amenable number.

1042893941 is a deficient number, since it is larger than the sum of its proper divisors (1).

1042893941 is an equidigital number, since it uses as much as digits as its factorization.

1042893941 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 62208, while the sum is 41.

The square root of 1042893941 is about 32293.8684737521. The cubic root of 1042893941 is about 1014.0982846376.

The spelling of 1042893941 in words is "one billion, forty-two million, eight hundred ninety-three thousand, nine hundred forty-one".