11151220045 has 8 divisors (see below), whose sum is σ = 15293101824. Its totient is φ = 7646550864.

The previous prime is 11151220037. The next prime is 11151220051. The reversal of 11151220045 is 54002215111.

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

It is a cyclic number.

It is not a de Polignac number, because 11151220045 - 2³ = 11151220037 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11151219998 and 11151220025.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 159303109 + ... + 159303178.

It is an arithmetic number, because the mean of its divisors is an integer number (1911637728).

Almost surely, 2^11151220045 is an apocalyptic number.

It is an amenable number.

11151220045 is a deficient number, since it is larger than the sum of its proper divisors (4141881779).

11151220045 is an equidigital number, since it uses as much as digits as its factorization.

11151220045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 318606299.

The product of its (nonzero) digits is 400, while the sum is 22.

Adding to 11151220045 its reverse (54002215111), we get a palindrome (65153435156).

The spelling of 11151220045 in words is "eleven billion, one hundred fifty-one million, two hundred twenty thousand, forty-five".