1201699512741 has 128 divisors (see below), whose sum is σ = 2070159917056. Its totient is φ = 603049328640.

The previous prime is 1201699512707. The next prime is 1201699512817. The reversal of 1201699512741 is 1472159961021.

It is not a de Polignac number, because 1201699512741 - 2¹⁰ = 1201699511717 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1201699512941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 327169281 + ... + 327172953.

It is an arithmetic number, because the mean of its divisors is an integer number (16173124352).

Almost surely, 2^{1201699512741} is an apocalyptic number.

It is an amenable number.

1201699512741 is a deficient number, since it is larger than the sum of its proper divisors (868460404315).

1201699512741 is a wasteful number, since it uses less digits than its factorization.

1201699512741 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4371.

The product of its (nonzero) digits is 272160, while the sum is 48.

The spelling of 1201699512741 in words is "one trillion, two hundred one billion, six hundred ninety-nine million, five hundred twelve thousand, seven hundred forty-one".