1295123410 has 160 divisors (see below), whose sum is σ = 3049280640. Its totient is φ = 393555456.

The previous prime is 1295123387. The next prime is 1295123411. The reversal of 1295123410 is 143215921.

It is not an unprimeable number, because it can be changed into a prime (1295123411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 7755147 + ... + 7755313.

It is an arithmetic number, because the mean of its divisors is an integer number (19058004).

Almost surely, 2^1295123410 is an apocalyptic number.

1295123410 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1295123410 is an abundant number, since it is smaller than the sum of its proper divisors (1754157230).

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

1295123410 is a wasteful number, since it uses less digits than its factorization.

1295123410 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238 (or 217 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 28.

The square root of 1295123410 is about 35987.8230794806. The cubic root of 1295123410 is about 1090.0264870257.

The spelling of 1295123410 in words is "one billion, two hundred ninety-five million, one hundred twenty-three thousand, four hundred ten".