1131010199 has 4 divisors (see below), whose sum is σ = 1233829320. Its totient is φ = 1028191080.

The previous prime is 1131010189. The next prime is 1131010201. The reversal of 1131010199 is 9910101311.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1131010199 - 2¹⁶ = 1130944663 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1131010159) 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, 51409544 + ... + 51409565.

It is an arithmetic number, because the mean of its divisors is an integer number (308457330).

Almost surely, 2^1131010199 is an apocalyptic number.

1131010199 is a deficient number, since it is larger than the sum of its proper divisors (102819121).

1131010199 is a wasteful number, since it uses less digits than its factorization.

1131010199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102819120.

The product of its (nonzero) digits is 243, while the sum is 26.

The square root of 1131010199 is about 33630.4950751546. The cubic root of 1131010199 is about 1041.8907293779.

The spelling of 1131010199 in words is "one billion, one hundred thirty-one million, ten thousand, one hundred ninety-nine".