1261952 has 16 divisors (see below), whose sum is σ = 2514300. Its totient is φ = 630912.

The previous prime is 1261943. The next prime is 1261963. The reversal of 1261952 is 2591621.

It is a tau number, because it is divible by the number of its divisors (16).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4802 + ... + 5057.

2^1261952 is an apocalyptic number.

It is an amenable number.

1261952 is a deficient number, since it is larger than the sum of its proper divisors (1252348).

1261952 is an frugal number, since it uses more digits than its factorization.

1261952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9873 (or 9861 counting only the distinct ones).

The product of its digits is 1080, while the sum is 26.

The square root of 1261952 is about 1123.3663694450. The cubic root of 1261952 is about 108.0639767261.

The spelling of 1261952 in words is "one million, two hundred sixty-one thousand, nine hundred fifty-two".