11162742037 has 4 divisors (see below), whose sum is σ = 11163373216. Its totient is φ = 11162110860.

The previous prime is 11162742029. The next prime is 11162742067. The reversal of 11162742037 is 73024726111.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11162742037 - 2³ = 11162742029 is a prime.

It is a super-3 number, since 3×11162742037³ (a number of 31 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11162741993 and 11162742011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11162742067) 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, 288273 + ... + 324694.

It is an arithmetic number, because the mean of its divisors is an integer number (2790843304).

Almost surely, 2^11162742037 is an apocalyptic number.

It is an amenable number.

11162742037 is a deficient number, since it is larger than the sum of its proper divisors (631179).

11162742037 is an equidigital number, since it uses as much as digits as its factorization.

11162742037 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 631178.

The product of its (nonzero) digits is 14112, while the sum is 34.

It can be divided in two parts, 111627 and 42037, that added together give a square (153664 = 392²).

The spelling of 11162742037 in words is "eleven billion, one hundred sixty-two million, seven hundred forty-two thousand, thirty-seven".