42151055 has 8 divisors (see below), whose sum is σ = 50946000. Its totient is φ = 33477696.

The previous prime is 42151049. The next prime is 42151073. The reversal of 42151055 is 55015124.

It is a happy number.

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 42151055 - 2⁶ = 42150991 is a prime.

It is a super-2 number, since 2×42151055² = 3553422875226050, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 42151055.

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, 29630 + ... + 31019.

It is an arithmetic number, because the mean of its divisors is an integer number (6368250).

Almost surely, 2^42151055 is an apocalyptic number.

42151055 is a deficient number, since it is larger than the sum of its proper divisors (8794945).

42151055 is a wasteful number, since it uses less digits than its factorization.

42151055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60793.

The product of its (nonzero) digits is 1000, while the sum is 23.

The square root of 42151055 is about 6492.3843848004. The cubic root of 42151055 is about 348.0188890747.

Adding to 42151055 its reverse (55015124), we get a palindrome (97166179).

The spelling of 42151055 in words is "forty-two million, one hundred fifty-one thousand, fifty-five".