1261422414 has 24 divisors (see below), whose sum is σ = 3123522480. Its totient is φ = 360406368.

The previous prime is 1261422403. The next prime is 1261422433. The reversal of 1261422414 is 4142241621.

1261422414 is a `hidden beast` number, since 1 + 2 + 614 + 2 + 2 + 41 + 4 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5005519 + ... + 5005770.

It is an arithmetic number, because the mean of its divisors is an integer number (130146770).

Almost surely, 2^1261422414 is an apocalyptic number.

1261422414 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1261422414 is an abundant number, since it is smaller than the sum of its proper divisors (1862100066).

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

1261422414 is a wasteful number, since it uses less digits than its factorization.

1261422414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10011304 (or 10011301 counting only the distinct ones).

The product of its digits is 3072, while the sum is 27.

The square root of 1261422414 is about 35516.5090345321. The cubic root of 1261422414 is about 1080.4885803785.

The spelling of 1261422414 in words is "one billion, two hundred sixty-one million, four hundred twenty-two thousand, four hundred fourteen".