745267051 has 4 divisors (see below), whose sum is σ = 745354192. Its totient is φ = 745179912.

The previous prime is 745267021. The next prime is 745267057. The reversal of 745267051 is 150762547.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 745267051 - 2²⁷ = 611049323 is a prime.

It is a super-3 number, since 3×745267051³ (a number of 28 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 745267051.

It is not an unprimeable number, because it can be changed into a prime (745267057) 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, 29151 + ... + 48376.

It is an arithmetic number, because the mean of its divisors is an integer number (186338548).

Almost surely, 2^745267051 is an apocalyptic number.

745267051 is a deficient number, since it is larger than the sum of its proper divisors (87141).

745267051 is an equidigital number, since it uses as much as digits as its factorization.

745267051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87140.

The product of its (nonzero) digits is 58800, while the sum is 37.

The square root of 745267051 is about 27299.5796854091. The cubic root of 745267051 is about 906.6450755533.

The spelling of 745267051 in words is "seven hundred forty-five million, two hundred sixty-seven thousand, fifty-one".