1045420501 has 16 divisors (see below), whose sum is σ = 1095429888. Its totient is φ = 996796800.

The previous prime is 1045420499. The next prime is 1045420511. The reversal of 1045420501 is 1050245401.

1045420501 = 3530² + 3531² + ... + 3611².

It is a cyclic number.

It is not a de Polignac number, because 1045420501 - 2¹ = 1045420499 is a prime.

It is a super-2 number, since 2×1045420501² = 2185808047822182002, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1045420511) 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, 416416 + ... + 418918.

It is an arithmetic number, because the mean of its divisors is an integer number (68464368).

Almost surely, 2^1045420501 is an apocalyptic number.

It is an amenable number.

1045420501 is a deficient number, since it is larger than the sum of its proper divisors (50009387).

1045420501 is a wasteful number, since it uses less digits than its factorization.

1045420501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2772.

The product of its (nonzero) digits is 800, while the sum is 22.

The square root of 1045420501 is about 32332.9630717632. The cubic root of 1045420501 is about 1014.9165569978.

Adding to 1045420501 its reverse (1050245401), we get a palindrome (2095665902).

The spelling of 1045420501 in words is "one billion, forty-five million, four hundred twenty thousand, five hundred one".