151667543 has 16 divisors (see below), whose sum is σ = 162763776. Its totient is φ = 140991840.

The previous prime is 151667513. The next prime is 151667623. The reversal of 151667543 is 345766151.

It is not a de Polignac number, because 151667543 - 2¹⁰ = 151666519 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 151667497 and 151667506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (151667513) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 186608 + ... + 187418.

It is an arithmetic number, because the mean of its divisors is an integer number (10172736).

Almost surely, 2^151667543 is an apocalyptic number.

151667543 is a deficient number, since it is larger than the sum of its proper divisors (11096233).

151667543 is a wasteful number, since it uses less digits than its factorization.

151667543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1054.

The product of its digits is 75600, while the sum is 38.

The square root of 151667543 is about 12315.3377135992. The cubic root of 151667543 is about 533.2909541413.

The spelling of 151667543 in words is "one hundred fifty-one million, six hundred sixty-seven thousand, five hundred forty-three".