1101251013 has 8 divisors (see below), whose sum is σ = 1496039328. Its totient is φ = 720315024.

The previous prime is 1101251009. The next prime is 1101251029. The reversal of 1101251013 is 3101521011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1101251013 - 2² = 1101251009 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1101250983 and 1101251001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101251033) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 3462895 + ... + 3463212.

It is an arithmetic number, because the mean of its divisors is an integer number (187004916).

Almost surely, 2^1101251013 is an apocalyptic number.

It is an amenable number.

1101251013 is a deficient number, since it is larger than the sum of its proper divisors (394788315).

1101251013 is an equidigital number, since it uses as much as digits as its factorization.

1101251013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6926163.

The product of its (nonzero) digits is 30, while the sum is 15.

The square root of 1101251013 is about 33185.1022749667. The cubic root of 1101251013 is about 1032.6712992720.

Adding to 1101251013 its reverse (3101521011), we get a palindrome (4202772024).

The spelling of 1101251013 in words is "one billion, one hundred one million, two hundred fifty-one thousand, thirteen".