1073531 has 8 divisors (see below), whose sum is σ = 1105920. Its totient is φ = 1041768.

The previous prime is 1073521. The next prime is 1073537. The reversal of 1073531 is 1353701.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1073531 - 2¹⁸ = 811387 is a prime.

It is a super-2 number, since 2×1073531² = 2304937615922, which contains 22 as substring.

It is a Duffinian number.

1073531 is a modest number, since divided by 3531 gives 107 as remainder.

It is not an unprimeable number, because it can be changed into a prime (1073537) 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, 8390 + ... + 8516.

It is an arithmetic number, because the mean of its divisors is an integer number (138240).

2^1073531 is an apocalyptic number.

1073531 is a deficient number, since it is larger than the sum of its proper divisors (32389).

1073531 is a wasteful number, since it uses less digits than its factorization.

1073531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 313.

The product of its (nonzero) digits is 315, while the sum is 20.

The square root of 1073531 is about 1036.1134107809. The cubic root of 1073531 is about 102.3932976469.

The spelling of 1073531 in words is "one million, seventy-three thousand, five hundred thirty-one".