1051452505 has 16 divisors (see below), whose sum is σ = 1273966848. Its totient is φ = 833040000.

The previous prime is 1051452487. The next prime is 1051452509. The reversal of 1051452505 is 5052541501.

It is not a de Polignac number, because 1051452505 - 2⁵ = 1051452473 is a prime.

It is a super-2 number, since 2×1051452505² = 2211104740541550050, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1051452509) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 392320 + ... + 394990.

It is an arithmetic number, because the mean of its divisors is an integer number (79622928).

Almost surely, 2^1051452505 is an apocalyptic number.

It is an amenable number.

1051452505 is a deficient number, since it is larger than the sum of its proper divisors (222514343).

1051452505 is a wasteful number, since it uses less digits than its factorization.

1051452505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3408.

The product of its (nonzero) digits is 5000, while the sum is 28.

The square root of 1051452505 is about 32426.1083850653. The cubic root of 1051452505 is about 1016.8648141363.

The spelling of 1051452505 in words is "one billion, fifty-one million, four hundred fifty-two thousand, five hundred five".