1045372141 has 4 divisors (see below), whose sum is σ = 1140405984. Its totient is φ = 950338300.

The previous prime is 1045372129. The next prime is 1045372151. The reversal of 1045372141 is 1412735401.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1045372141 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1045372151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47516905 + ... + 47516926.

It is an arithmetic number, because the mean of its divisors is an integer number (285101496).

Almost surely, 2^1045372141 is an apocalyptic number.

1045372141 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1045372141 is a deficient number, since it is larger than the sum of its proper divisors (95033843).

1045372141 is an equidigital number, since it uses as much as digits as its factorization.

1045372141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95033842.

The product of its (nonzero) digits is 3360, while the sum is 28.

The square root of 1045372141 is about 32332.2152194990. The cubic root of 1045372141 is about 1014.9009071161.

The spelling of 1045372141 in words is "one billion, forty-five million, three hundred seventy-two thousand, one hundred forty-one".