1241223353451 has 16 divisors (see below), whose sum is σ = 1838958660000. Its totient is φ = 827433074304.

The previous prime is 1241223353443. The next prime is 1241223353459. The reversal of 1241223353451 is 1543533221421.

1241223353451 is a `hidden beast` number, since 1 + 2 + 4 + 122 + 33 + 53 + 451 = 666.

It is an interprime number because it is at equal distance from previous prime (1241223353443) and next prime (1241223353459).

It is not a de Polignac number, because 1241223353451 - 2³ = 1241223353443 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1241223353459) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 899826 + ... + 1814423.

It is an arithmetic number, because the mean of its divisors is an integer number (114934916250).

Almost surely, 2^{1241223353451} is an apocalyptic number.

1241223353451 is a deficient number, since it is larger than the sum of its proper divisors (597735306549).

1241223353451 is a wasteful number, since it uses less digits than its factorization.

1241223353451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2731195 (or 2731189 counting only the distinct ones).

The product of its digits is 86400, while the sum is 36.

Adding to 1241223353451 its reverse (1543533221421), we get a palindrome (2784756574872).

The spelling of 1241223353451 in words is "one trillion, two hundred forty-one billion, two hundred twenty-three million, three hundred fifty-three thousand, four hundred fifty-one".