5142861951 has 8 divisors (see below), whose sum is σ = 6860204544. Its totient is φ = 3427047000.

The previous prime is 5142861949. The next prime is 5142861959. The reversal of 5142861951 is 1591682415.

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

It is not a de Polignac number, because 5142861951 - 2¹ = 5142861949 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5142861959) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 374031 + ... + 387536.

It is an arithmetic number, because the mean of its divisors is an integer number (857525568).

Almost surely, 2^5142861951 is an apocalyptic number.

5142861951 is a deficient number, since it is larger than the sum of its proper divisors (1717342593).

5142861951 is a wasteful number, since it uses less digits than its factorization.

5142861951 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 763821.

The product of its digits is 86400, while the sum is 42.

The square root of 5142861951 is about 71713.7500832302. The cubic root of 5142861951 is about 1726.1092859168.

The spelling of 5142861951 in words is "five billion, one hundred forty-two million, eight hundred sixty-one thousand, nine hundred fifty-one".