1354444142 has 4 divisors (see below), whose sum is σ = 2031666216. Its totient is φ = 677222070.

The previous prime is 1354444139. The next prime is 1354444153. The reversal of 1354444142 is 2414444531.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 1354444099 and 1354444108.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 338611034 + ... + 338611037.

It is an arithmetic number, because the mean of its divisors is an integer number (507916554).

Almost surely, 2^1354444142 is an apocalyptic number.

1354444142 is a deficient number, since it is larger than the sum of its proper divisors (677222074).

1354444142 is an equidigital number, since it uses as much as digits as its factorization.

1354444142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 677222073.

The product of its digits is 30720, while the sum is 32.

The square root of 1354444142 is about 36802.7735639585. The cubic root of 1354444142 is about 1106.4208885696.

Adding to 1354444142 its reverse (2414444531), we get a palindrome (3768888673).

The spelling of 1354444142 in words is "one billion, three hundred fifty-four million, four hundred forty-four thousand, one hundred forty-two".