11142150542 has 8 divisors (see below), whose sum is σ = 16835220576. Its totient is φ = 5530410352.

The previous prime is 11142150499. The next prime is 11142150559. The reversal of 11142150542 is 24505124111.

It is a happy number.

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

It is a super-3 number, since 3×11142150542³ (a number of 31 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20332118 + ... + 20332665.

It is an arithmetic number, because the mean of its divisors is an integer number (2104402572).

Almost surely, 2^11142150542 is an apocalyptic number.

11142150542 is a deficient number, since it is larger than the sum of its proper divisors (5693070034).

11142150542 is a wasteful number, since it uses less digits than its factorization.

11142150542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40664922.

The product of its (nonzero) digits is 1600, while the sum is 26.

Adding to 11142150542 its reverse (24505124111), we get a palindrome (35647274653).

The spelling of 11142150542 in words is "eleven billion, one hundred forty-two million, one hundred fifty thousand, five hundred forty-two".