1346511142 has 4 divisors (see below), whose sum is σ = 2019766716. Its totient is φ = 673255570.

The previous prime is 1346511139. The next prime is 1346511143. The reversal of 1346511142 is 2411156431.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2411156431 = 8681 ⋅277751.

It is a self number, because there is not a number n which added to its sum of digits gives 1346511142.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1346511143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 336627784 + ... + 336627787.

It is an arithmetic number, because the mean of its divisors is an integer number (504941679).

Almost surely, 2^1346511142 is an apocalyptic number.

1346511142 is a deficient number, since it is larger than the sum of its proper divisors (673255574).

1346511142 is an equidigital number, since it uses as much as digits as its factorization.

1346511142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 673255573.

The product of its digits is 2880, while the sum is 28.

The square root of 1346511142 is about 36694.8380838504. The cubic root of 1346511142 is about 1104.2565495243.

Adding to 1346511142 its reverse (2411156431), we get a palindrome (3757667573).

The spelling of 1346511142 in words is "one billion, three hundred forty-six million, five hundred eleven thousand, one hundred forty-two".