1232451201451 has 8 divisors (see below), whose sum is σ = 1235439236304. Its totient is φ = 1229465552640.

The previous prime is 1232451201431. The next prime is 1232451201461. The reversal of 1232451201451 is 1541021542321.

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 1232451201451 - 2¹⁹ = 1232450677163 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1232451201431) 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, 439971 + ... + 1630483.

It is an arithmetic number, because the mean of its divisors is an integer number (154429904538).

Almost surely, 2^{1232451201451} is an apocalyptic number.

1232451201451 is a deficient number, since it is larger than the sum of its proper divisors (2988034853).

1232451201451 is a wasteful number, since it uses less digits than its factorization.

1232451201451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1193021.

The product of its (nonzero) digits is 9600, while the sum is 31.

Adding to 1232451201451 its reverse (1541021542321), we get a palindrome (2773472743772).

The spelling of 1232451201451 in words is "one trillion, two hundred thirty-two billion, four hundred fifty-one million, two hundred one thousand, four hundred fifty-one".