1451521055 has 16 divisors (see below), whose sum is σ = 1834439520. Its totient is φ = 1099536768.

The previous prime is 1451521039. The next prime is 1451521067. The reversal of 1451521055 is 5501251541.

It is a cyclic number.

It is not a de Polignac number, because 1451521055 - 2⁴ = 1451521039 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 352589 + ... + 356681.

It is an arithmetic number, because the mean of its divisors is an integer number (114652470).

Almost surely, 2^1451521055 is an apocalyptic number.

1451521055 is a deficient number, since it is larger than the sum of its proper divisors (382918465).

1451521055 is a wasteful number, since it uses less digits than its factorization.

1451521055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7850.

The product of its (nonzero) digits is 5000, while the sum is 29.

The square root of 1451521055 is about 38098.8327249012. The cubic root of 1451521055 is about 1132.2468295907.

Adding to 1451521055 its reverse (5501251541), we get a palindrome (6952772596).

The spelling of 1451521055 in words is "one billion, four hundred fifty-one million, five hundred twenty-one thousand, fifty-five".