1134505402 has 4 divisors (see below), whose sum is σ = 1701758106. Its totient is φ = 567252700.

The previous prime is 1134505397. The next prime is 1134505403. The reversal of 1134505402 is 2045054311.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 642064921 + 492440481 = 25339^2 + 22191^2 .

It is not an unprimeable number, because it can be changed into a prime (1134505403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 283626349 + ... + 283626352.

Almost surely, 2^1134505402 is an apocalyptic number.

1134505402 is a deficient number, since it is larger than the sum of its proper divisors (567252704).

1134505402 is an equidigital number, since it uses as much as digits as its factorization.

1134505402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 567252703.

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 1134505402 is about 33682.4197764947. The cubic root of 1134505402 is about 1042.9628902820.

Adding to 1134505402 its reverse (2045054311), we get a palindrome (3179559713).

The spelling of 1134505402 in words is "one billion, one hundred thirty-four million, five hundred five thousand, four hundred two".