2133540154 has 8 divisors (see below), whose sum is σ = 3388563828. Its totient is φ = 1004018880.

The previous prime is 2133540127. The next prime is 2133540163. The reversal of 2133540154 is 4510453312.

It can be written as a sum of positive squares in 2 ways, for example, as 1981585225 + 151954929 = 44515^2 + 12327^2 .

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

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, 31375557 + ... + 31375624.

Almost surely, 2^2133540154 is an apocalyptic number.

2133540154 is a deficient number, since it is larger than the sum of its proper divisors (1255023674).

2133540154 is a wasteful number, since it uses less digits than its factorization.

2133540154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62751200.

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 2133540154 is about 46190.2603803010. The cubic root of 2133540154 is about 1287.3607787878.

Adding to 2133540154 its reverse (4510453312), we get a palindrome (6643993466).

The spelling of 2133540154 in words is "two billion, one hundred thirty-three million, five hundred forty thousand, one hundred fifty-four".