403120343441 has 2 divisors, whose sum is σ = 403120343442. Its totient is φ = 403120343440.

The previous prime is 403120343411. The next prime is 403120343449. The reversal of 403120343441 is 144343021304.

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., 399556731025 + 3563612416 = 632105^2 + 59696^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-403120343441 is a prime.

It is a super-2 number, since 2×403120343441² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (403120343449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201560171720 + 201560171721.

It is an arithmetic number, because the mean of its divisors is an integer number (201560171721).

Almost surely, 2^403120343441 is an apocalyptic number.

It is an amenable number.

403120343441 is a deficient number, since it is larger than the sum of its proper divisors (1).

403120343441 is an equidigital number, since it uses as much as digits as its factorization.

403120343441 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 403120343441 its reverse (144343021304), we get a palindrome (547463364745).

The spelling of 403120343441 in words is "four hundred three billion, one hundred twenty million, three hundred forty-three thousand, four hundred forty-one".