103252161543 has 4 divisors (see below), whose sum is σ = 137669548728. Its totient is φ = 68834774360.

The previous prime is 103252161541. The next prime is 103252161553. The reversal of 103252161543 is 345161252301.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 345161252301 = 3 ⋅115053750767.

It is a cyclic number.

It is not a de Polignac number, because 103252161543 - 2¹ = 103252161541 is a prime.

It is a super-2 number, since 2×103252161543² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103252161541) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17208693588 + ... + 17208693593.

It is an arithmetic number, because the mean of its divisors is an integer number (34417387182).

Almost surely, 2^103252161543 is an apocalyptic number.

103252161543 is a deficient number, since it is larger than the sum of its proper divisors (34417387185).

103252161543 is an equidigital number, since it uses as much as digits as its factorization.

103252161543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34417387184.

The product of its (nonzero) digits is 21600, while the sum is 33.

The spelling of 103252161543 in words is "one hundred three billion, two hundred fifty-two million, one hundred sixty-one thousand, five hundred forty-three".