1348005011 has 4 divisors (see below), whose sum is σ = 1380883224. Its totient is φ = 1315126800.

The previous prime is 1348005007. The next prime is 1348005013. The reversal of 1348005011 is 1105008431.

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

It is a cyclic number.

It is not a de Polignac number, because 1348005011 - 2² = 1348005007 is a prime.

It is a super-2 number, since 2×1348005011² = 3634235019362220242, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1348005013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16439045 + ... + 16439126.

It is an arithmetic number, because the mean of its divisors is an integer number (345220806).

Almost surely, 2^1348005011 is an apocalyptic number.

1348005011 is a deficient number, since it is larger than the sum of its proper divisors (32878213).

1348005011 is an equidigital number, since it uses as much as digits as its factorization.

1348005011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32878212.

The product of its (nonzero) digits is 480, while the sum is 23.

The square root of 1348005011 is about 36715.1877429491. The cubic root of 1348005011 is about 1104.6647662121.

The spelling of 1348005011 in words is "one billion, three hundred forty-eight million, five thousand, eleven".