11004532142 has 4 divisors (see below), whose sum is σ = 16506798216. Its totient is φ = 5502266070.

The previous prime is 11004532129. The next prime is 11004532159. The reversal of 11004532142 is 24123540011.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 24123540011 = 8599 ⋅2805389.

It is a super-2 number, since 2×11004532142² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2751133034 + ... + 2751133037.

It is an arithmetic number, because the mean of its divisors is an integer number (4126699554).

Almost surely, 2^11004532142 is an apocalyptic number.

11004532142 is a deficient number, since it is larger than the sum of its proper divisors (5502266074).

11004532142 is an equidigital number, since it uses as much as digits as its factorization.

11004532142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5502266073.

The product of its (nonzero) digits is 960, while the sum is 23.

The spelling of 11004532142 in words is "eleven billion, four million, five hundred thirty-two thousand, one hundred forty-two".