1451112001 has 2 divisors, whose sum is σ = 1451112002. Its totient is φ = 1451112000.

The previous prime is 1451111999. The next prime is 1451112041. The reversal of 1451112001 is 1002111541.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1447726401 + 3385600 = 38049^2 + 1840^2 .

It is a cyclic number.

It is not a de Polignac number, because 1451112001 - 2¹ = 1451111999 is a prime.

Together with 1451111999, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1451112041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 725556000 + 725556001.

It is an arithmetic number, because the mean of its divisors is an integer number (725556001).

Almost surely, 2^1451112001 is an apocalyptic number.

It is an amenable number.

1451112001 is a deficient number, since it is larger than the sum of its proper divisors (1).

1451112001 is an equidigital number, since it uses as much as digits as its factorization.

1451112001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40, while the sum is 16.

The square root of 1451112001 is about 38093.4640194351. The cubic root of 1451112001 is about 1132.1404598836.

Adding to 1451112001 its reverse (1002111541), we get a palindrome (2453223542).

The spelling of 1451112001 in words is "one billion, four hundred fifty-one million, one hundred twelve thousand, one".