1042431545 has 8 divisors (see below), whose sum is σ = 1251132480. Its totient is φ = 833802160.

The previous prime is 1042431539. The next prime is 1042431547. The reversal of 1042431545 is 5451342401.

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

It is not a de Polignac number, because 1042431545 - 2⁸ = 1042431289 is a prime.

It is a super-2 number, since 2×1042431545² = 2173327052022174050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1042431547) 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, 22436 + ... + 50874.

It is an arithmetic number, because the mean of its divisors is an integer number (156391560).

Almost surely, 2^1042431545 is an apocalyptic number.

It is an amenable number.

1042431545 is a deficient number, since it is larger than the sum of its proper divisors (208700935).

1042431545 is an equidigital number, since it uses as much as digits as its factorization.

1042431545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35775.

The product of its (nonzero) digits is 9600, while the sum is 29.

The square root of 1042431545 is about 32286.7084881689. The cubic root of 1042431545 is about 1013.9483862663.

Adding to 1042431545 its reverse (5451342401), we get a palindrome (6493773946).

The spelling of 1042431545 in words is "one billion, forty-two million, four hundred thirty-one thousand, five hundred forty-five".