1451112361530 has 32 divisors (see below), whose sum is σ = 3750567335424. Its totient is φ = 357196888896.

The previous prime is 1451112361513. The next prime is 1451112361537. The reversal of 1451112361530 is 351632111541.

It is a happy number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1451112361491 and 1451112361500.

It is not an unprimeable number, because it can be changed into a prime (1451112361537) 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, 1860400074 + ... + 1860400853.

It is an arithmetic number, because the mean of its divisors is an integer number (117205229232).

Almost surely, 2^{1451112361530} is an apocalyptic number.

1451112361530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1451112361530 is an abundant number, since it is smaller than the sum of its proper divisors (2299454973894).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1451112361530 is a wasteful number, since it uses less digits than its factorization.

1451112361530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3720800950.

The product of its (nonzero) digits is 10800, while the sum is 33.

The spelling of 1451112361530 in words is "one trillion, four hundred fifty-one billion, one hundred twelve million, three hundred sixty-one thousand, five hundred thirty".