1190501392201 has 9 divisors (see below), whose sum is σ = 1308580838509. Its totient is φ = 1082263081900.

The previous prime is 1190501392159. The next prime is 1190501392219. The reversal of 1190501392201 is 1022931050911.

It is a happy number.

The square root of 1190501392201 is 1091101.

It is a perfect power (a square), and thus also a powerful number.

It is not a de Polignac number, because 1190501392201 - 2³³ = 1181911457609 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1190501392261) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 11952516 + ... + 12051706.

Almost surely, 2^{1190501392201} is an apocalyptic number.

1190501392201 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1190501392201 is the 1091101-st square number.

1190501392201 is the 545551-st centered octagonal number.

It is an amenable number.

1190501392201 is a deficient number, since it is larger than the sum of its proper divisors (118079446308).

1190501392201 is an frugal number, since it uses more digits than its factorization.

1190501392201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198404 (or 99202 counting only the distinct ones).

The product of its (nonzero) digits is 4860, while the sum is 34.

The spelling of 1190501392201 in words is "one trillion, one hundred ninety billion, five hundred one million, three hundred ninety-two thousand, two hundred one".