1261532 has 12 divisors (see below), whose sum is σ = 2228016. Its totient is φ = 624960.

The previous prime is 1261531. The next prime is 1261549. The reversal of 1261532 is 2351621.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1261531) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 944 + ... + 1847.

It is an arithmetic number, because the mean of its divisors is an integer number (185668).

2^1261532 is an apocalyptic number.

It is an amenable number.

1261532 is a deficient number, since it is larger than the sum of its proper divisors (966484).

1261532 is a wasteful number, since it uses less digits than its factorization.

1261532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2908 (or 2906 counting only the distinct ones).

The product of its digits is 360, while the sum is 20.

The square root of 1261532 is about 1123.1794157658. The cubic root of 1261532 is about 108.0519868600.

The spelling of 1261532 in words is "one million, two hundred sixty-one thousand, five hundred thirty-two".