1135400632542 has 72 divisors (see below), whose sum is σ = 2734387634160. Its totient is φ = 340194888000.

The previous prime is 1135400632523. The next prime is 1135400632543. The reversal of 1135400632542 is 2452360045311.

1135400632542 is a `hidden beast` number, since 1 + 1 + 3 + 54 + 0 + 0 + 63 + 2 + 542 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 1135400632497 and 1135400632506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1135400632543) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 2734834 + ... + 3122517.

It is an arithmetic number, because the mean of its divisors is an integer number (37977606030).

Almost surely, 2^{1135400632542} is an apocalyptic number.

1135400632542 is an abundant number, since it is smaller than the sum of its proper divisors (1598987001618).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1135400632542 is a wasteful number, since it uses less digits than its factorization.

1135400632542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5857470 (or 5857456 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

Adding to 1135400632542 its reverse (2452360045311), we get a palindrome (3587760677853).

The spelling of 1135400632542 in words is "one trillion, one hundred thirty-five billion, four hundred million, six hundred thirty-two thousand, five hundred forty-two".