1352154442 has 4 divisors (see below), whose sum is σ = 2028231666. Its totient is φ = 676077220.

The previous prime is 1352154431. The next prime is 1352154451. The reversal of 1352154442 is 2444512531.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2444512531 = 131 ⋅18660401.

It can be written as a sum of positive squares in only one way, i.e., 1132255201 + 219899241 = 33649^2 + 14829^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 338038609 + ... + 338038612.

Almost surely, 2^1352154442 is an apocalyptic number.

1352154442 is a deficient number, since it is larger than the sum of its proper divisors (676077224).

1352154442 is an equidigital number, since it uses as much as digits as its factorization.

1352154442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 676077223.

The product of its digits is 19200, while the sum is 31.

The square root of 1352154442 is about 36771.6526960647. The cubic root of 1352154442 is about 1105.7970654246.

Adding to 1352154442 its reverse (2444512531), we get a palindrome (3796666973).

The spelling of 1352154442 in words is "one billion, three hundred fifty-two million, one hundred fifty-four thousand, four hundred forty-two".