123045441542 has 4 divisors (see below), whose sum is σ = 184568162316. Its totient is φ = 61522720770.

The previous prime is 123045441529. The next prime is 123045441557. The reversal of 123045441542 is 245144540321.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30761360384 + ... + 30761360387.

It is an arithmetic number, because the mean of its divisors is an integer number (46142040579).

Almost surely, 2^123045441542 is an apocalyptic number.

123045441542 is a deficient number, since it is larger than the sum of its proper divisors (61522720774).

123045441542 is an equidigital number, since it uses as much as digits as its factorization.

123045441542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61522720773.

The product of its (nonzero) digits is 76800, while the sum is 35.

Adding to 123045441542 its reverse (245144540321), we get a palindrome (368189981863).

The spelling of 123045441542 in words is "one hundred twenty-three billion, forty-five million, four hundred forty-one thousand, five hundred forty-two".