2045153534 has 4 divisors (see below), whose sum is σ = 3067730304. Its totient is φ = 1022576766.

The previous prime is 2045153531. The next prime is 2045153543. The reversal of 2045153534 is 4353515402.

It is a happy number.

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

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2045153534.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2045153531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 511288382 + ... + 511288385.

It is an arithmetic number, because the mean of its divisors is an integer number (766932576).

Almost surely, 2^2045153534 is an apocalyptic number.

2045153534 is a deficient number, since it is larger than the sum of its proper divisors (1022576770).

2045153534 is a wasteful number, since it uses less digits than its factorization.

2045153534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1022576769.

The product of its (nonzero) digits is 36000, while the sum is 32.

The square root of 2045153534 is about 45223.3737573835. The cubic root of 2045153534 is about 1269.3322246321.

Adding to 2045153534 its reverse (4353515402), we get a palindrome (6398668936).

The spelling of 2045153534 in words is "two billion, forty-five million, one hundred fifty-three thousand, five hundred thirty-four".