1201540514 has 8 divisors (see below), whose sum is σ = 1809492048. Its totient is φ = 598376500.

The previous prime is 1201540511. The next prime is 1201540517. The reversal of 1201540514 is 4150451021.

It is an interprime number because it is at equal distance from previous prime (1201540511) and next prime (1201540517).

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

It is a self number, because there is not a number n which added to its sum of digits gives 1201540514.

It is not an unprimeable number, because it can be changed into a prime (1201540511) 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, 1196252 + ... + 1197255.

It is an arithmetic number, because the mean of its divisors is an integer number (226186506).

Almost surely, 2^1201540514 is an apocalyptic number.

1201540514 is a deficient number, since it is larger than the sum of its proper divisors (607951534).

1201540514 is a wasteful number, since it uses less digits than its factorization.

1201540514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2393760.

The product of its (nonzero) digits is 800, while the sum is 23.

The square root of 1201540514 is about 34663.2444240293. The cubic root of 1201540514 is about 1063.1131081768.

Adding to 1201540514 its reverse (4150451021), we get a palindrome (5351991535).

The spelling of 1201540514 in words is "one billion, two hundred one million, five hundred forty thousand, five hundred fourteen".