1451123311342 has 32 divisors (see below), whose sum is σ = 2200855536000. Its totient is φ = 717529730400.

The previous prime is 1451123311301. The next prime is 1451123311349. The reversal of 1451123311342 is 2431133211541.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1451123311349) 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, 527871784 + ... + 527874532.

It is an arithmetic number, because the mean of its divisors is an integer number (68776735500).

Almost surely, 2^{1451123311342} is an apocalyptic number.

1451123311342 is a deficient number, since it is larger than the sum of its proper divisors (749732224658).

1451123311342 is a wasteful number, since it uses less digits than its factorization.

1451123311342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6256.

The product of its digits is 8640, while the sum is 31.

Adding to 1451123311342 its reverse (2431133211541), we get a palindrome (3882256522883).

The spelling of 1451123311342 in words is "one trillion, four hundred fifty-one billion, one hundred twenty-three million, three hundred eleven thousand, three hundred forty-two".