45401011 has 4 divisors (see below), whose sum is σ = 47374992. Its totient is φ = 43427032.

The previous prime is 45400973. The next prime is 45401039. The reversal of 45401011 is 11010454.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 45401011 - 2²⁵ = 11846579 is a prime.

It is a super-2 number, since 2×45401011² = 4122503599644242, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45401071) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 986956 + ... + 987001.

It is an arithmetic number, because the mean of its divisors is an integer number (11843748).

Almost surely, 2^45401011 is an apocalyptic number.

45401011 is a deficient number, since it is larger than the sum of its proper divisors (1973981).

45401011 is a wasteful number, since it uses less digits than its factorization.

45401011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1973980.

The product of its (nonzero) digits is 80, while the sum is 16.

The square root of 45401011 is about 6738.0272335454. The cubic root of 45401011 is about 356.7427654706.

Adding to 45401011 its reverse (11010454), we get a palindrome (56411465).

The spelling of 45401011 in words is "forty-five million, four hundred one thousand, eleven".