1349911742 has 4 divisors (see below), whose sum is σ = 2024867616. Its totient is φ = 674955870.

The previous prime is 1349911733. The next prime is 1349911747. The reversal of 1349911742 is 2471199431.

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

It is a super-2 number, since 2×1349911742² = 3644523422378949128, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1349911742.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1349911747) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 337477934 + ... + 337477937.

It is an arithmetic number, because the mean of its divisors is an integer number (506216904).

Almost surely, 2^1349911742 is an apocalyptic number.

1349911742 is a deficient number, since it is larger than the sum of its proper divisors (674955874).

1349911742 is an equidigital number, since it uses as much as digits as its factorization.

1349911742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 674955873.

The product of its digits is 54432, while the sum is 41.

The square root of 1349911742 is about 36741.1450828632. The cubic root of 1349911742 is about 1105.1853642338.

The spelling of 1349911742 in words is "one billion, three hundred forty-nine million, nine hundred eleven thousand, seven hundred forty-two".