1451093479409 has 24 divisors (see below), whose sum is σ = 1722130153128. Its totient is φ = 1218712884480.

The previous prime is 1451093479373. The next prime is 1451093479417. The reversal of 1451093479409 is 9049743901541.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 399515013184 + 1051578466225 = 632072^2 + 1025465^2 .

It is not a de Polignac number, because 1451093479409 - 2³² = 1446798512113 is a prime.

It is a hoax number, since the sum of its digits (56) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (1451093479709) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1596869 + ... + 2334989.

It is an arithmetic number, because the mean of its divisors is an integer number (71755423047).

Almost surely, 2^{1451093479409} is an apocalyptic number.

It is an amenable number.

1451093479409 is a deficient number, since it is larger than the sum of its proper divisors (271036673719).

1451093479409 is an equidigital number, since it uses as much as digits as its factorization.

1451093479409 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 738945 (or 738938 counting only the distinct ones).

The product of its (nonzero) digits is 4898880, while the sum is 56.

The spelling of 1451093479409 in words is "one trillion, four hundred fifty-one billion, ninety-three million, four hundred seventy-nine thousand, four hundred nine".