1010505400 has 24 divisors (see below), whose sum is σ = 2349425520. Its totient is φ = 404202080.

The previous prime is 1010505361. The next prime is 1010505401. The reversal of 1010505400 is 45050101.

It is a happy number.

It is a super-2 number, since 2×1010505400² = 2042242326858320000, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1010505401) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2526064 + ... + 2526463.

It is an arithmetic number, because the mean of its divisors is an integer number (97892730).

Almost surely, 2^1010505400 is an apocalyptic number.

1010505400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1010505400 is an abundant number, since it is smaller than the sum of its proper divisors (1338920120).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1010505400 is a wasteful number, since it uses less digits than its factorization.

1010505400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5052543 (or 5052534 counting only the distinct ones).

The product of its (nonzero) digits is 100, while the sum is 16.

The square root of 1010505400 is about 31788.4475871345. The cubic root of 1010505400 is about 1003.4896084680.

Adding to 1010505400 its reverse (45050101), we get a palindrome (1055555501).

The spelling of 1010505400 in words is "one billion, ten million, five hundred five thousand, four hundred".