1451112320651 has 8 divisors (see below), whose sum is σ = 1658425017600. Its totient is φ = 1243802357928.

The previous prime is 1451112320627. The next prime is 1451112320653. The reversal of 1451112320651 is 1560232111541.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1451112320651 - 2¹⁰ = 1451112319627 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1451112320653) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 619250 + ... + 1812648.

It is an arithmetic number, because the mean of its divisors is an integer number (207303127200).

Almost surely, 2^{1451112320651} is an apocalyptic number.

1451112320651 is a deficient number, since it is larger than the sum of its proper divisors (207312696949).

1451112320651 is a wasteful number, since it uses less digits than its factorization.

1451112320651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1367113.

The product of its (nonzero) digits is 7200, while the sum is 32.

The spelling of 1451112320651 in words is "one trillion, four hundred fifty-one billion, one hundred twelve million, three hundred twenty thousand, six hundred fifty-one".