5512121342 has 16 divisors (see below), whose sum is σ = 10176224352. Its totient is φ = 2180619360.

The previous prime is 5512121341. The next prime is 5512121353. The reversal of 5512121342 is 2431212155.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5512121341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15143009 + ... + 15143372.

It is an arithmetic number, because the mean of its divisors is an integer number (636014022).

Almost surely, 2^5512121342 is an apocalyptic number.

5512121342 is a deficient number, since it is larger than the sum of its proper divisors (4664103010).

5512121342 is a wasteful number, since it uses less digits than its factorization.

5512121342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30286403.

The product of its digits is 2400, while the sum is 26.

The square root of 5512121342 is about 74243.6619651806. The cubic root of 5512121342 is about 1766.4699604335.

Adding to 5512121342 its reverse (2431212155), we get a palindrome (7943333497).

The spelling of 5512121342 in words is "five billion, five hundred twelve million, one hundred twenty-one thousand, three hundred forty-two".