2153054042 has 4 divisors (see below), whose sum is σ = 3229581066. Its totient is φ = 1076527020.

The previous prime is 2153054021. The next prime is 2153054069. The reversal of 2153054042 is 2404503512.

It is a happy number.

2153054042 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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., 1695051241 + 458002801 = 41171^2 + 21401^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 538263509 + ... + 538263512.

Almost surely, 2^2153054042 is an apocalyptic number.

2153054042 is a deficient number, since it is larger than the sum of its proper divisors (1076527024).

2153054042 is a wasteful number, since it uses less digits than its factorization.

2153054042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1076527023.

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 2153054042 is about 46401.0133725547. The cubic root of 2153054042 is about 1291.2737138095.

Adding to 2153054042 its reverse (2404503512), we get a palindrome (4557557554).

The spelling of 2153054042 in words is "two billion, one hundred fifty-three million, fifty-four thousand, forty-two".