1040007373 has 2 divisors, whose sum is σ = 1040007374. Its totient is φ = 1040007372.

The previous prime is 1040007281. The next prime is 1040007391. The reversal of 1040007373 is 3737000401.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 564680169 + 475327204 = 23763^2 + 21802^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1040007373 is a prime.

It is a super-2 number, since 2×1040007373² = 2163230671788722258, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1040007173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 520003686 + 520003687.

It is an arithmetic number, because the mean of its divisors is an integer number (520003687).

Almost surely, 2^1040007373 is an apocalyptic number.

It is an amenable number.

1040007373 is a deficient number, since it is larger than the sum of its proper divisors (1).

1040007373 is an equidigital number, since it uses as much as digits as its factorization.

1040007373 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1764, while the sum is 25.

The square root of 1040007373 is about 32249.1453065039. The cubic root of 1040007373 is about 1013.1617980531.

Adding to 1040007373 its reverse (3737000401), we get a palindrome (4777007774).

The spelling of 1040007373 in words is "one billion, forty million, seven thousand, three hundred seventy-three".