1131450434 has 16 divisors (see below), whose sum is σ = 1732134240. Its totient is φ = 554141280.

The previous prime is 1131450377. The next prime is 1131450469. The reversal of 1131450434 is 4340541311.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16097 + ... + 50219.

It is an arithmetic number, because the mean of its divisors is an integer number (108258390).

Almost surely, 2^1131450434 is an apocalyptic number.

1131450434 is a deficient number, since it is larger than the sum of its proper divisors (600683806).

1131450434 is a wasteful number, since it uses less digits than its factorization.

1131450434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34465.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 1131450434 is about 33637.0396140921. The cubic root of 1131450434 is about 1042.0258938726.

Adding to 1131450434 its reverse (4340541311), we get a palindrome (5471991745).

The spelling of 1131450434 in words is "one billion, one hundred thirty-one million, four hundred fifty thousand, four hundred thirty-four".