1534399158 has 16 divisors (see below), whose sum is σ = 3249316080. Its totient is φ = 481380096.

The previous prime is 1534399133. The next prime is 1534399159. The reversal of 1534399158 is 8519934351.

It is a super-2 number, since 2×1534399158² = 4708761552142217928, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1534399159) 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, 7521463 + ... + 7521666.

It is an arithmetic number, because the mean of its divisors is an integer number (203082255).

Almost surely, 2^1534399158 is an apocalyptic number.

1534399158 is an abundant number, since it is smaller than the sum of its proper divisors (1714916922).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1534399158 is a wasteful number, since it uses less digits than its factorization.

1534399158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15043151.

The product of its digits is 583200, while the sum is 48.

The square root of 1534399158 is about 39171.4074038705. The cubic root of 1534399158 is about 1153.3986812034.

The spelling of 1534399158 in words is "one billion, five hundred thirty-four million, three hundred ninety-nine thousand, one hundred fifty-eight".