1040342154 has 16 divisors (see below), whose sum is σ = 2081026080. Its totient is φ = 346723760.

The previous prime is 1040342153. The next prime is 1040342179. The reversal of 1040342154 is 4512430401.

It is not an unprimeable number, because it can be changed into a prime (1040342153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43084 + ... + 62744.

It is an arithmetic number, because the mean of its divisors is an integer number (130064130).

Almost surely, 2^1040342154 is an apocalyptic number.

1040342154 is an abundant number, since it is smaller than the sum of its proper divisors (1040683926).

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

1040342154 is a wasteful number, since it uses less digits than its factorization.

1040342154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28485.

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 1040342154 is about 32254.3354295202. The cubic root of 1040342154 is about 1013.2704995040.

Adding to 1040342154 its reverse (4512430401), we get a palindrome (5552772555).

The spelling of 1040342154 in words is "one billion, forty million, three hundred forty-two thousand, one hundred fifty-four".