4087545146 has 4 divisors (see below), whose sum is σ = 6131317722. Its totient is φ = 2043772572.

The previous prime is 4087545113. The next prime is 4087545167. The reversal of 4087545146 is 6415457804.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 3145975921 + 941569225 = 56089^2 + 30685^2 .

It is a super-2 number, since 2×4087545146² = 33416050641176322632, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 4087545097 and 4087545106.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1021886285 + ... + 1021886288.

Almost surely, 2^4087545146 is an apocalyptic number.

4087545146 is a deficient number, since it is larger than the sum of its proper divisors (2043772576).

4087545146 is a wasteful number, since it uses less digits than its factorization.

4087545146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2043772575.

The product of its (nonzero) digits is 537600, while the sum is 44.

The square root of 4087545146 is about 63933.9123314067. The cubic root of 4087545146 is about 1598.8983492046.

The spelling of 4087545146 in words is "four billion, eighty-seven million, five hundred forty-five thousand, one hundred forty-six".