1042144501 has 2 divisors, whose sum is σ = 1042144502. Its totient is φ = 1042144500.

The previous prime is 1042144487. The next prime is 1042144507. The reversal of 1042144501 is 1054412401.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 921122500 + 121022001 = 30350^2 + 11001^2 .

It is a cyclic number.

It is not a de Polignac number, because 1042144501 - 2⁷ = 1042144373 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1042144507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 521072250 + 521072251.

It is an arithmetic number, because the mean of its divisors is an integer number (521072251).

Almost surely, 2^1042144501 is an apocalyptic number.

It is an amenable number.

1042144501 is a deficient number, since it is larger than the sum of its proper divisors (1).

1042144501 is an equidigital number, since it uses as much as digits as its factorization.

1042144501 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 640, while the sum is 22.

The square root of 1042144501 is about 32282.2629473214. The cubic root of 1042144501 is about 1013.8553107640.

Adding to 1042144501 its reverse (1054412401), we get a palindrome (2096556902).

The spelling of 1042144501 in words is "one billion, forty-two million, one hundred forty-four thousand, five hundred one".