201540614 has 16 divisors (see below), whose sum is σ = 330322320. Its totient is φ = 91462560.

The previous prime is 201540601. The next prime is 201540643. The reversal of 201540614 is 416045102.

It is a self number, because there is not a number n which added to its sum of digits gives 201540614.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7352 + ... + 21380.

It is an arithmetic number, because the mean of its divisors is an integer number (20645145).

Almost surely, 2^201540614 is an apocalyptic number.

201540614 is a deficient number, since it is larger than the sum of its proper divisors (128781706).

201540614 is a wasteful number, since it uses less digits than its factorization.

201540614 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14695.

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 201540614 is about 14196.5000616349. The cubic root of 201540614 is about 586.3013026512.

Adding to 201540614 its reverse (416045102), we get a palindrome (617585716).

The spelling of 201540614 in words is "two hundred one million, five hundred forty thousand, six hundred fourteen".