1541040400 has 30 divisors (see below), whose sum is σ = 3702350522. Its totient is φ = 616416000.

The previous prime is 1541040383. The next prime is 1541040409. The reversal of 1541040400 is 40401451.

It can be written as a sum of positive squares in 3 ways, for example, as 105842944 + 1435197456 = 10288^2 + 37884^2 .

It is not an unprimeable number, because it can be changed into a prime (1541040409) 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, 1925901 + ... + 1926700.

Almost surely, 2^1541040400 is an apocalyptic number.

1541040400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1541040400 is an abundant number, since it is smaller than the sum of its proper divisors (2161310122).

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

1541040400 is a wasteful number, since it uses less digits than its factorization.

1541040400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3852619 (or 3852608 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 19.

The square root of 1541040400 is about 39256.0874260286. The cubic root of 1541040400 is about 1155.0603467904.

Adding to 1541040400 its reverse (40401451), we get a palindrome (1581441851).

The spelling of 1541040400 in words is "one billion, five hundred forty-one million, forty thousand, four hundred".