1054221351 has 8 divisors (see below), whose sum is σ = 1405803504. Its totient is φ = 702726720.

The previous prime is 1054221347. The next prime is 1054221367. The reversal of 1054221351 is 1531224501.

It is a happy number.

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

It is not a de Polignac number, because 1054221351 - 2² = 1054221347 is a prime.

It is a super-2 number, since 2×1054221351² = 2222765313808530402, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1054221341) 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, 15211 + ... + 48371.

It is an arithmetic number, because the mean of its divisors is an integer number (175725438).

Almost surely, 2^1054221351 is an apocalyptic number.

1054221351 is a deficient number, since it is larger than the sum of its proper divisors (351582153).

1054221351 is a wasteful number, since it uses less digits than its factorization.

1054221351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43761.

The product of its (nonzero) digits is 1200, while the sum is 24.

The square root of 1054221351 is about 32468.7750153898. The cubic root of 1054221351 is about 1017.7566199098.

Adding to 1054221351 its reverse (1531224501), we get a palindrome (2585445852).

The spelling of 1054221351 in words is "one billion, fifty-four million, two hundred twenty-one thousand, three hundred fifty-one".