1201512514 has 16 divisors (see below), whose sum is σ = 1866755520. Its totient is φ = 579312720.

The previous prime is 1201512509. The next prime is 1201512517. The reversal of 1201512514 is 4152151021.

It is not an unprimeable number, because it can be changed into a prime (1201512517) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35149 + ... + 60319.

It is an arithmetic number, because the mean of its divisors is an integer number (116672220).

Almost surely, 2^1201512514 is an apocalyptic number.

1201512514 is a deficient number, since it is larger than the sum of its proper divisors (665243006).

1201512514 is a wasteful number, since it uses less digits than its factorization.

1201512514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26025.

The product of its (nonzero) digits is 400, while the sum is 22.

The square root of 1201512514 is about 34662.8405356514. The cubic root of 1201512514 is about 1063.1048500565.

Adding to 1201512514 its reverse (4152151021), we get a palindrome (5353663535).

The spelling of 1201512514 in words is "one billion, two hundred one million, five hundred twelve thousand, five hundred fourteen".