1354340144 has 20 divisors (see below), whose sum is σ = 2663200824. Its totient is φ = 667062528.

The previous prime is 1354340137. The next prime is 1354340161. The reversal of 1354340144 is 4410434531.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 630617 + ... + 632760.

Almost surely, 2^1354340144 is an apocalyptic number.

It is an amenable number.

1354340144 is a deficient number, since it is larger than the sum of its proper divisors (1308860680).

1354340144 is a wasteful number, since it uses less digits than its factorization.

1354340144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1263452 (or 1263446 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 29.

The square root of 1354340144 is about 36801.3606270203. The cubic root of 1354340144 is about 1106.3925698173.

Adding to 1354340144 its reverse (4410434531), we get a palindrome (5764774675).

The spelling of 1354340144 in words is "one billion, three hundred fifty-four million, three hundred forty thousand, one hundred forty-four".