201532415043 has 4 divisors (see below), whose sum is σ = 268709886728. Its totient is φ = 134354943360.

The previous prime is 201532415039. The next prime is 201532415053. The reversal of 201532415043 is 340514235102.

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

It is not a de Polignac number, because 201532415043 - 2² = 201532415039 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 201532415043.

It is not an unprimeable number, because it can be changed into a prime (201532415033) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33588735838 + ... + 33588735843.

It is an arithmetic number, because the mean of its divisors is an integer number (67177471682).

Almost surely, 2^201532415043 is an apocalyptic number.

201532415043 is a deficient number, since it is larger than the sum of its proper divisors (67177471685).

201532415043 is an equidigital number, since it uses as much as digits as its factorization.

201532415043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67177471684.

The product of its (nonzero) digits is 14400, while the sum is 30.

The spelling of 201532415043 in words is "two hundred one billion, five hundred thirty-two million, four hundred fifteen thousand, forty-three".