1481353121 has 2 divisors, whose sum is σ = 1481353122. Its totient is φ = 1481353120.

The previous prime is 1481353099. The next prime is 1481353129. The reversal of 1481353121 is 1213531841.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 992943121 + 488410000 = 31511^2 + 22100^2 .

It is a cyclic number.

It is not a de Polignac number, because 1481353121 - 2¹⁰ = 1481352097 is a prime.

It is not a weakly prime, because it can be changed into another prime (1481353129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 740676560 + 740676561.

It is an arithmetic number, because the mean of its divisors is an integer number (740676561).

Almost surely, 2^1481353121 is an apocalyptic number.

It is an amenable number.

1481353121 is a deficient number, since it is larger than the sum of its proper divisors (1).

1481353121 is an equidigital number, since it uses as much as digits as its factorization.

1481353121 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2880, while the sum is 29.

The square root of 1481353121 is about 38488.3504582880. The cubic root of 1481353121 is about 1139.9510394998.

Adding to 1481353121 its reverse (1213531841), we get a palindrome (2694884962).

The spelling of 1481353121 in words is "one billion, four hundred eighty-one million, three hundred fifty-three thousand, one hundred twenty-one".