1030125666 has 16 divisors (see below), whose sum is σ = 2094026688. Its totient is φ = 337746000.

The previous prime is 1030125653. The next prime is 1030125667. The reversal of 1030125666 is 6665210301.

It is a super-2 number, since 2×1030125666² = 2122317775503887112, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1030125667) 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, 1406910 + ... + 1407641.

It is an arithmetic number, because the mean of its divisors is an integer number (130876668).

Almost surely, 2^1030125666 is an apocalyptic number.

1030125666 is an abundant number, since it is smaller than the sum of its proper divisors (1063901022).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1030125666 is a wasteful number, since it uses less digits than its factorization.

1030125666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2814617.

The product of its (nonzero) digits is 6480, while the sum is 30.

The square root of 1030125666 is about 32095.5708159241. The cubic root of 1030125666 is about 1009.9427036739.

Adding to 1030125666 its reverse (6665210301), we get a palindrome (7695335967).

The spelling of 1030125666 in words is "one billion, thirty million, one hundred twenty-five thousand, six hundred sixty-six".