106503051 has 16 divisors (see below), whose sum is σ = 147974400. Its totient is φ = 68052768.

The previous prime is 106503049. The next prime is 106503071. The reversal of 106503051 is 150305601.

It is a happy number.

It is not a de Polignac number, because 106503051 - 2¹ = 106503049 is a prime.

It is a super-2 number, since 2×106503051² = 22685799744617202, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (106503071) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7690 + ... + 16496.

It is an arithmetic number, because the mean of its divisors is an integer number (9248400).

Almost surely, 2^106503051 is an apocalyptic number.

106503051 is a deficient number, since it is larger than the sum of its proper divisors (41471349).

106503051 is a wasteful number, since it uses less digits than its factorization.

106503051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8978.

The product of its (nonzero) digits is 450, while the sum is 21.

The square root of 106503051 is about 10320.0315406495. The cubic root of 106503051 is about 474.0098317318.

Adding to 106503051 its reverse (150305601), we get a palindrome (256808652).

The spelling of 106503051 in words is "one hundred six million, five hundred three thousand, fifty-one".