1073749501 has 4 divisors (see below), whose sum is σ = 1171363104. Its totient is φ = 976135900.

The previous prime is 1073749499. The next prime is 1073749507. The reversal of 1073749501 is 1059473701.

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 not a de Polignac number, because 1073749501 - 2¹ = 1073749499 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 (1073749507) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48806785 + ... + 48806806.

It is an arithmetic number, because the mean of its divisors is an integer number (292840776).

Almost surely, 2^1073749501 is an apocalyptic number.

1073749501 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1073749501 is a deficient number, since it is larger than the sum of its proper divisors (97613603).

1073749501 is an equidigital number, since it uses as much as digits as its factorization.

1073749501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97613602.

The product of its (nonzero) digits is 26460, while the sum is 37.

The square root of 1073749501 is about 32768.1171415142. The cubic root of 1073749501 is about 1024.0024404468.

The spelling of 1073749501 in words is "one billion, seventy-three million, seven hundred forty-nine thousand, five hundred one".