2231505134 has 16 divisors (see below), whose sum is σ = 3358914048. Its totient is φ = 1111875072.

The previous prime is 2231505131. The next prime is 2231505173. The reversal of 2231505134 is 4315051322.

It is a happy number.

It is a super-3 number, since 3×2231505134³ (a number of 29 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2231505131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 829139 + ... + 831825.

It is an arithmetic number, because the mean of its divisors is an integer number (209932128).

Almost surely, 2^2231505134 is an apocalyptic number.

2231505134 is a deficient number, since it is larger than the sum of its proper divisors (1127408914).

2231505134 is a wasteful number, since it uses less digits than its factorization.

2231505134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3979.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 2231505134 is about 47238.8096166701. The cubic root of 2231505134 is about 1306.7704246388.

Adding to 2231505134 its reverse (4315051322), we get a palindrome (6546556456).

The spelling of 2231505134 in words is "two billion, two hundred thirty-one million, five hundred five thousand, one hundred thirty-four".