1345101011 has 4 divisors (see below), whose sum is σ = 1345228632. Its totient is φ = 1344973392.

The previous prime is 1345101007. The next prime is 1345101041. The reversal of 1345101011 is 1101015431.

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 1345101011 - 2² = 1345101007 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1345101001) 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, 46421 + ... + 69606.

It is an arithmetic number, because the mean of its divisors is an integer number (336307158).

Almost surely, 2^1345101011 is an apocalyptic number.

1345101011 is a deficient number, since it is larger than the sum of its proper divisors (127621).

1345101011 is a wasteful number, since it uses less digits than its factorization.

1345101011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127620.

The product of its (nonzero) digits is 60, while the sum is 17.

The square root of 1345101011 is about 36675.6187541533. The cubic root of 1345101011 is about 1103.8709380892.

Adding to 1345101011 its reverse (1101015431), we get a palindrome (2446116442).

The spelling of 1345101011 in words is "one billion, three hundred forty-five million, one hundred one thousand, eleven".