123451117341 has 4 divisors (see below), whose sum is σ = 164601489792. Its totient is φ = 82300744892.

The previous prime is 123451117337. The next prime is 123451117357. The reversal of 123451117341 is 143711154321.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 123451117341 - 2² = 123451117337 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123456117341) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20575186221 + ... + 20575186226.

It is an arithmetic number, because the mean of its divisors is an integer number (41150372448).

Almost surely, 2^123451117341 is an apocalyptic number.

It is an amenable number.

123451117341 is a deficient number, since it is larger than the sum of its proper divisors (41150372451).

123451117341 is an equidigital number, since it uses as much as digits as its factorization.

123451117341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41150372450.

The product of its digits is 10080, while the sum is 33.

The spelling of 123451117341 in words is "one hundred twenty-three billion, four hundred fifty-one million, one hundred seventeen thousand, three hundred forty-one".