1200465123 has 32 divisors (see below), whose sum is σ = 1882766592. Its totient is φ = 670761600.

The previous prime is 1200465083. The next prime is 1200465131. The reversal of 1200465123 is 3215640021.

1200465123 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1200465123 - 2¹² = 1200461027 is a prime.

It is a super-2 number, since 2×1200465123² = 2882233023078810258, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1200465093 and 1200465102.

It is not an unprimeable number, because it can be changed into a prime (1200465193) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 559633 + ... + 561773.

It is an arithmetic number, because the mean of its divisors is an integer number (58836456).

Almost surely, 2^1200465123 is an apocalyptic number.

1200465123 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1200465123 is a deficient number, since it is larger than the sum of its proper divisors (682301469).

1200465123 is a wasteful number, since it uses less digits than its factorization.

1200465123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3475.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 1200465123 is about 34647.7289731953. The cubic root of 1200465123 is about 1062.7958478203.

The spelling of 1200465123 in words is "one billion, two hundred million, four hundred sixty-five thousand, one hundred twenty-three".