1535213134 has 16 divisors (see below), whose sum is σ = 2834239968. Its totient is φ = 607336992.

The previous prime is 1535213089. The next prime is 1535213149. The reversal of 1535213134 is 4313125351.

It is a happy number.

It is a super-2 number, since 2×1535213134² = 4713758733612203912, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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, 4217437 + ... + 4217800.

It is an arithmetic number, because the mean of its divisors is an integer number (177139998).

Almost surely, 2^1535213134 is an apocalyptic number.

1535213134 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1535213134 is a deficient number, since it is larger than the sum of its proper divisors (1299026834).

1535213134 is a wasteful number, since it uses less digits than its factorization.

1535213134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8435259.

The product of its digits is 5400, while the sum is 28.

The square root of 1535213134 is about 39181.7959516916. The cubic root of 1535213134 is about 1153.6025987816.

Adding to 1535213134 its reverse (4313125351), we get a palindrome (5848338485).

The spelling of 1535213134 in words is "one billion, five hundred thirty-five million, two hundred thirteen thousand, one hundred thirty-four".