1105052551 has 8 divisors (see below), whose sum is σ = 1113588864. Its totient is φ = 1096541280.

The previous prime is 1105052489. The next prime is 1105052561. The reversal of 1105052551 is 1552505011.

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 1105052551 - 2¹¹ = 1105050503 is a prime.

It is a super-2 number, since 2×1105052551² = 2442282280943215202, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1105052561) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 87690 + ... + 99496.

It is an arithmetic number, because the mean of its divisors is an integer number (139198608).

Almost surely, 2^1105052551 is an apocalyptic number.

1105052551 is a deficient number, since it is larger than the sum of its proper divisors (8536313).

1105052551 is a wasteful number, since it uses less digits than its factorization.

1105052551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12521.

The product of its (nonzero) digits is 1250, while the sum is 25.

The square root of 1105052551 is about 33242.3307095035. The cubic root of 1105052551 is about 1033.8582011204.

Adding to 1105052551 its reverse (1552505011), we get a palindrome (2657557562).

The spelling of 1105052551 in words is "one billion, one hundred five million, fifty-two thousand, five hundred fifty-one".