11054142545 has 16 divisors (see below), whose sum is σ = 13500480000. Its totient is φ = 8687435328.

The previous prime is 11054142523. The next prime is 11054142559. The reversal of 11054142545 is 54524145011.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 11054142545 - 2⁸ = 11054142289 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8291 + ... + 148919.

It is an arithmetic number, because the mean of its divisors is an integer number (843780000).

Almost surely, 2^11054142545 is an apocalyptic number.

It is an amenable number.

11054142545 is a deficient number, since it is larger than the sum of its proper divisors (2446337455).

11054142545 is a wasteful number, since it uses less digits than its factorization.

11054142545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140912.

The product of its (nonzero) digits is 16000, while the sum is 32.

Adding to 11054142545 its reverse (54524145011), we get a palindrome (65578287556).

The spelling of 11054142545 in words is "eleven billion, fifty-four million, one hundred forty-two thousand, five hundred forty-five".