2153524154042 has 4 divisors (see below), whose sum is σ = 3230286231066. Its totient is φ = 1076762077020.

The previous prime is 2153524154029. The next prime is 2153524154071. The reversal of 2153524154042 is 2404514253512.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2082736762561 + 70787391481 = 1443169^2 + 266059^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2153524153987 and 2153524154005.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 538381038509 + ... + 538381038512.

Almost surely, 2^{2153524154042} is an apocalyptic number.

2153524154042 is a deficient number, since it is larger than the sum of its proper divisors (1076762077024).

2153524154042 is a wasteful number, since it uses less digits than its factorization.

2153524154042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1076762077023.

The product of its (nonzero) digits is 192000, while the sum is 38.

The spelling of 2153524154042 in words is "two trillion, one hundred fifty-three billion, five hundred twenty-four million, one hundred fifty-four thousand, forty-two".