124102045 has 8 divisors (see below), whose sum is σ = 150596280. Its totient is φ = 98165760.

The previous prime is 124102019. The next prime is 124102067. The reversal of 124102045 is 540201421.

124102045 is nontrivially palindromic in base 4.

It can be written as a sum of positive squares in 4 ways, for example, as 4549689 + 119552356 = 2133^2 + 10934^2 .

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

It is not a de Polignac number, because 124102045 - 2¹⁹ = 123577757 is a prime.

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, 138996 + ... + 139885.

It is an arithmetic number, because the mean of its divisors is an integer number (18824535).

Almost surely, 2^124102045 is an apocalyptic number.

It is an amenable number.

124102045 is a deficient number, since it is larger than the sum of its proper divisors (26494235).

124102045 is an equidigital number, since it uses as much as digits as its factorization.

124102045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 278975.

The product of its (nonzero) digits is 320, while the sum is 19.

The square root of 124102045 is about 11140.1097391363. The cubic root of 124102045 is about 498.7998482431.

Adding to 124102045 its reverse (540201421), we get a palindrome (664303466).

The spelling of 124102045 in words is "one hundred twenty-four million, one hundred two thousand, forty-five".