1131436002 has 16 divisors (see below), whose sum is σ = 2263308480. Its totient is φ = 377072592.

The previous prime is 1131436001. The next prime is 1131436057. The reversal of 1131436002 is 2006341311.

It is a self number, because there is not a number n which added to its sum of digits gives 1131436002.

It is not an unprimeable number, because it can be changed into a prime (1131436001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22524 + ... + 52632.

It is an arithmetic number, because the mean of its divisors is an integer number (141456780).

Almost surely, 2^1131436002 is an apocalyptic number.

1131436002 is an abundant number, since it is smaller than the sum of its proper divisors (1131872478).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1131436002 is a wasteful number, since it uses less digits than its factorization.

1131436002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36377.

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 1131436002 is about 33636.8250879895. The cubic root of 1131436002 is about 1042.0214633996.

Adding to 1131436002 its reverse (2006341311), we get a palindrome (3137777313).

The spelling of 1131436002 in words is "one billion, one hundred thirty-one million, four hundred thirty-six thousand, two".