1123041407 has 2 divisors, whose sum is σ = 1123041408. Its totient is φ = 1123041406.

The previous prime is 1123041383. The next prime is 1123041457. The reversal of 1123041407 is 7041403211.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1123041407 - 2¹⁶ = 1122975871 is a prime.

It is a super-2 number, since 2×1123041407² = 2522444003673079298, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1123041457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 561520703 + 561520704.

It is an arithmetic number, because the mean of its divisors is an integer number (561520704).

Almost surely, 2^1123041407 is an apocalyptic number.

1123041407 is a deficient number, since it is larger than the sum of its proper divisors (1).

1123041407 is an equidigital number, since it uses as much as digits as its factorization.

1123041407 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 672, while the sum is 23.

The square root of 1123041407 is about 33511.8099630563. The cubic root of 1123041407 is about 1039.4379997977.

Adding to 1123041407 its reverse (7041403211), we get a palindrome (8164444618).

The spelling of 1123041407 in words is "one billion, one hundred twenty-three million, forty-one thousand, four hundred seven".