3945155135 has 8 divisors (see below), whose sum is σ = 4738096320. Its totient is φ = 3153517344.

The previous prime is 3945155119. The next prime is 3945155141. The reversal of 3945155135 is 5315515493.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3945155135 - 2⁴ = 3945155119 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3945155092 and 3945155101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 319175 + ... + 331304.

It is an arithmetic number, because the mean of its divisors is an integer number (592262040).

Almost surely, 2^3945155135 is an apocalyptic number.

3945155135 is a deficient number, since it is larger than the sum of its proper divisors (792941185).

3945155135 is a wasteful number, since it uses less digits than its factorization.

3945155135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 651697.

The product of its digits is 202500, while the sum is 41.

The square root of 3945155135 is about 62810.4699472946. The cubic root of 3945155135 is about 1580.1125720946.

The spelling of 3945155135 in words is "three billion, nine hundred forty-five million, one hundred fifty-five thousand, one hundred thirty-five".