11735072247 has 4 divisors (see below), whose sum is σ = 15646763000. Its totient is φ = 7823381496.

The previous prime is 11735072243. The next prime is 11735072249. The reversal of 11735072247 is 74227053711.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 74227053711 = 3 ⋅24742351237.

It is not a de Polignac number, because 11735072247 - 2² = 11735072243 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11735072243) 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, 1955845372 + ... + 1955845377.

It is an arithmetic number, because the mean of its divisors is an integer number (3911690750).

Almost surely, 2^11735072247 is an apocalyptic number.

11735072247 is a deficient number, since it is larger than the sum of its proper divisors (3911690753).

11735072247 is an equidigital number, since it uses as much as digits as its factorization.

11735072247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3911690752.

The product of its (nonzero) digits is 82320, while the sum is 39.

The spelling of 11735072247 in words is "eleven billion, seven hundred thirty-five million, seventy-two thousand, two hundred forty-seven".