158698461 has 16 divisors (see below), whose sum is σ = 216576000. Its totient is φ = 103320048.

The previous prime is 158698457. The next prime is 158698487. The reversal of 158698461 is 164896851.

It is not a de Polignac number, because 158698461 - 2² = 158698457 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 158698461.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (158693461) 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 15 ways as a sum of consecutive naturals, for example, 83520 + ... + 85398.

It is an arithmetic number, because the mean of its divisors is an integer number (13536000).

Almost surely, 2^158698461 is an apocalyptic number.

It is an amenable number.

158698461 is a deficient number, since it is larger than the sum of its proper divisors (57877539).

158698461 is a wasteful number, since it uses less digits than its factorization.

158698461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2528.

The product of its digits is 414720, while the sum is 48.

The square root of 158698461 is about 12597.5577394986. The cubic root of 158698461 is about 541.4074634970.

The spelling of 158698461 in words is "one hundred fifty-eight million, six hundred ninety-eight thousand, four hundred sixty-one".