1521054241 has 8 divisors (see below), whose sum is σ = 1753732224. Its totient is φ = 1292222400.

The previous prime is 1521054217. The next prime is 1521054259. The reversal of 1521054241 is 1424501251.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1521054241 - 2¹⁷ = 1520923169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1521054211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 960685 + ... + 962266.

It is an arithmetic number, because the mean of its divisors is an integer number (219216528).

Almost surely, 2^1521054241 is an apocalyptic number.

It is an amenable number.

1521054241 is a deficient number, since it is larger than the sum of its proper divisors (232677983).

1521054241 is a wasteful number, since it uses less digits than its factorization.

1521054241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1923071.

The product of its (nonzero) digits is 1600, while the sum is 25.

The square root of 1521054241 is about 39000.6953912363. The cubic root of 1521054241 is about 1150.0451755410.

Adding to 1521054241 its reverse (1424501251), we get a palindrome (2945555492).

The spelling of 1521054241 in words is "one billion, five hundred twenty-one million, fifty-four thousand, two hundred forty-one".