1354221146 has 16 divisors (see below), whose sum is σ = 2054498688. Its totient is φ = 669427200.

The previous prime is 1354221131. The next prime is 1354221191. The reversal of 1354221146 is 6411224531.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61466 + ... + 80538.

It is an arithmetic number, because the mean of its divisors is an integer number (128406168).

Almost surely, 2^1354221146 is an apocalyptic number.

1354221146 is a deficient number, since it is larger than the sum of its proper divisors (700277542).

1354221146 is a wasteful number, since it uses less digits than its factorization.

1354221146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19477.

The product of its digits is 5760, while the sum is 29.

The square root of 1354221146 is about 36799.7438306301. The cubic root of 1354221146 is about 1106.3601647724.

Adding to 1354221146 its reverse (6411224531), we get a palindrome (7765445677).

The spelling of 1354221146 in words is "one billion, three hundred fifty-four million, two hundred twenty-one thousand, one hundred forty-six".