1042251 has 16 divisors (see below), whose sum is σ = 1640448. Its totient is φ = 576000.

The previous prime is 1042243. The next prime is 1042259. The reversal of 1042251 is 1522401.

It is an interprime number because it is at equal distance from previous prime (1042243) and next prime (1042259).

It is not a de Polignac number, because 1042251 - 2³ = 1042243 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1042251.

It is not an unprimeable number, because it can be changed into a prime (1042259) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 150 + ... + 1451.

It is an arithmetic number, because the mean of its divisors is an integer number (102528).

2^1042251 is an apocalyptic number.

1042251 is a deficient number, since it is larger than the sum of its proper divisors (598197).

1042251 is a wasteful number, since it uses less digits than its factorization.

1042251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1642.

The product of its (nonzero) digits is 80, while the sum is 15.

The square root of 1042251 is about 1020.9069497266. The cubic root of 1042251 is about 101.3889845610.

Adding to 1042251 its reverse (1522401), we get a palindrome (2564652).

The spelling of 1042251 in words is "one million, forty-two thousand, two hundred fifty-one".