5142129 has 8 divisors (see below), whose sum is σ = 7002240. Its totient is φ = 3355056.

The previous prime is 5142121. The next prime is 5142131. The reversal of 5142129 is 9212415.

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

It is not a de Polignac number, because 5142129 - 2³ = 5142121 is a prime.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 5142099 and 5142108.

It is not an unprimeable number, because it can be changed into a prime (5142121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18094 + ... + 18375.

It is an arithmetic number, because the mean of its divisors is an integer number (875280).

Almost surely, 2^5142129 is an apocalyptic number.

It is an amenable number.

5142129 is a deficient number, since it is larger than the sum of its proper divisors (1860111).

5142129 is a wasteful number, since it uses less digits than its factorization.

5142129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36519.

The product of its digits is 720, while the sum is 24.

The square root of 5142129 is about 2267.6262919626. The cubic root of 5142129 is about 172.6027281406.

The spelling of 5142129 in words is "five million, one hundred forty-two thousand, one hundred twenty-nine".