1154020041 has 20 divisors (see below), whose sum is σ = 1740987204. Its totient is φ = 761724000.

The previous prime is 1154020031. The next prime is 1154020051. The reversal of 1154020041 is 1400204511.

It is an interprime number because it is at equal distance from previous prime (1154020031) and next prime (1154020051).

It can be written as a sum of positive squares in 2 ways, for example, as 1061456400 + 92563641 = 32580^2 + 9621^2 .

It is not a de Polignac number, because 1154020041 - 2¹⁵ = 1153987273 is a prime.

It is a hoax number, since the sum of its digits (18) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 1154019996 and 1154020023.

It is not an unprimeable number, because it can be changed into a prime (1154020001) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 62350 + ... + 78711.

Almost surely, 2^1154020041 is an apocalyptic number.

It is an amenable number.

1154020041 is a deficient number, since it is larger than the sum of its proper divisors (586967163).

1154020041 is a wasteful number, since it uses less digits than its factorization.

1154020041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141174 (or 141165 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 18.

The square root of 1154020041 is about 33970.8704775135. The cubic root of 1154020041 is about 1048.9089319565.

Adding to 1154020041 its reverse (1400204511), we get a palindrome (2554224552).

The spelling of 1154020041 in words is "one billion, one hundred fifty-four million, twenty thousand, forty-one".