1042400341 has 2 divisors, whose sum is σ = 1042400342. Its totient is φ = 1042400340.

The previous prime is 1042400329. The next prime is 1042400393. The reversal of 1042400341 is 1430042401.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1040062500 + 2337841 = 32250^2 + 1529^2 .

It is an emirp because it is prime and its reverse (1430042401) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1042400341 - 2⁵ = 1042400309 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1042400311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 521200170 + 521200171.

It is an arithmetic number, because the mean of its divisors is an integer number (521200171).

Almost surely, 2^1042400341 is an apocalyptic number.

It is an amenable number.

1042400341 is a deficient number, since it is larger than the sum of its proper divisors (1).

1042400341 is an equidigital number, since it uses as much as digits as its factorization.

1042400341 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 1042400341 is about 32286.2252516456. The cubic root of 1042400341 is about 1013.9382690356.

Adding to 1042400341 its reverse (1430042401), we get a palindrome (2472442742).

The spelling of 1042400341 in words is "one billion, forty-two million, four hundred thousand, three hundred forty-one".